Developer Tools for Random Data Generation // v2.4.0
root@generate-random:~/lotofacil$ _

Random Lotofacil Number Generator

Generate random Lotofacil numbers - Pick 15 numbers from 1-25

Generate random Lotofacil numbers for Brazil's most popular lottery game. Our Lotofacil generator creates cryptographically secure combinations following the official format: 15 numbers from 1-25. Perfect for Monday through Saturday draws operated by Caixa Econômica Federal. With jackpot odds of 1 in 3,268,760, Lotofacil offers some of the best lottery odds in Brazil.

What is Lotofacil?

Lotofacil is Brazil's most popular lottery game, operated by Caixa Econômica Federal since its launch in September 2003. The name means "easy lottery" in Portuguese, reflecting its favorable odds compared to other lotteries. Draws take place six days a week, Monday through Saturday, at 8:00 PM Brasilia time (UTC-3).

To play, select 15 numbers from 1-25. You win prizes by matching 11, 12, 13, 14, or all 15 numbers. With odds of approximately 1 in 9 of winning any prize, Lotofacil offers the best odds of any major Brazilian lottery game. A standard bet costs R$ 3.50.

How to Play Lotofacil

STEP 1: Pick 15 numbers from 1-25 (or use Surpresinha for Quick Pick)
STEP 2: R$ 3.50 per standard bet (15 numbers)
STEP 3: Optional: Pick 16-20 numbers for expanded bets (higher cost)
STEP 4: Draws: Monday through Saturday at 8:00 PM Brasilia time
PRIZE: Match 11+ numbers to win! Match all 15 for the jackpot!

Lotofacil Prize Tiers

Lotofacil offers 5 prize tiers for matching 11 to 15 numbers:

MATCH PRIZE
15 of 15JACKPOT (variable)
14 of 15Variable (share of pool)
13 of 15R$ 35 (fixed)
12 of 15R$ 14 (fixed)
11 of 15R$ 7 (fixed)

Odds of winning jackpot: 1 in 3,268,760. Overall odds of winning any prize: approximately 1 in 9. Lower three tiers pay fixed amounts; top two tiers are pari-mutuel.

Lotofacil da Independência

Every year around September 7 (Brazil's Independence Day), a special Lotofacil da Independência draw is held with a much larger prize pool. This special draw accumulates 15% of every regular draw's prize fund throughout the year.

Record prize: R$ 220 million (2025 Independência), shared among 54 winners.

The Independência prize is always paid out in full — it does not roll over. Uses the same 15/25 format as regular Lotofacil draws.

Lotofacil Jackpot Records

Largest Regular Jackpot

R$ 99.5 Million - September 6, 2019 (shared among 33 winners)

Largest Independência Prize

R$ 220 Million - September 2025 (shared among 54 winners, ~R$ 4.29M each)

Typical Jackpot

R$ 1.5M - R$ 1.8M - Starting amount varies based on ticket sales

Why Use a Lotofacil Number Generator?

  • _ Save Time: Instantly generate multiple Lotofacil tickets for Monday through Saturday draws
  • _ True Randomness: Cryptographically secure random number generation ensures unbiased results
  • _ Avoid Bias: Eliminate common patterns and popular number combinations
  • _ Surpresinha Alternative: Create your own random numbers at home before visiting Caixa retailers
  • _ Multiple Tickets: Generate many tickets at once for group play (Bolão) or individual entries
  • _ Fair Selection: Every number combination has equal 1 in 3,268,760 probability

Play Responsibly

Important Gambling Disclaimer

  • No number generator can increase your odds of winning - all combinations are equally likely
  • The odds of winning the Lotofacil jackpot are 1 in 3,268,760
  • Only spend what you can afford to lose - lottery tickets are entertainment, not investment
  • Set a budget and stick to it - never chase losses
  • Must be 18+ to play. If gambling becomes a problem, call CVV: 188 (24-hour support)

How Lotofacil Number Generation Works

Our Lotofacil generator uses cryptographically secure random number generation (CSPRNG) to create authentic lottery combinations. The algorithm ensures true randomness with no bias, producing the same probability distribution as the official lottery drawing machines.

Algorithm: Lotofacil Number Generation

1. Main Number Selection (15 numbers):
   - Generate 15 unique random integers in range [1, 25]
   - Ensure no duplicates using reservoir sampling
   - Sort numbers in ascending order

2. Validation:
   - Verify 15 unique numbers (no duplicates)
   - Verify all numbers in valid range [1, 25]
   - Confirm format matches official Lotofacil rules (15/25)

Randomness: CSPRNG ensures cryptographic-grade randomness
Probability: C(25,15) = 3,268,760 combinations
Jackpot odds: 1 in 3,268,760

API Access for Developers

GET https://generate-random.org/api/v1/generate/lottery?main_numbers_min=1&main_numbers_max=25&main_numbers_count=15&bonus_numbers_enabled=false
VIEW FULL API DOCUMENTATION

Frequently Asked Questions

How does the Lotofacil Number Generator work?
Our generator uses cryptographically secure random number generation to create Lotofacil combinations. It selects 15 unique numbers from 1-25, matching the official Lotofacil format exactly. Every combination has an equal 1 in 3,268,760 chance of winning the jackpot.
Can this generator help me win Lotofacil?
No. All Lotofacil number combinations have exactly equal probability of winning. Our generator simply provides a convenient way to create random numbers - it cannot and does not increase your odds of winning.
When are Lotofacil draws held?
Lotofacil draws are held six days a week, Monday through Saturday, at 8:00 PM Brasilia time (UTC-3). There are no draws on Sundays.
How much does it cost to play Lotofacil?
A standard 15-number bet costs R$ 3.50. You can also place expanded bets with 16-20 numbers at higher costs, which cover all possible 15-number combinations from your selected numbers. For example, 16 numbers costs R$ 56.00.
What is Lotofacil da Independência?
A special annual draw held around September 7 (Brazil's Independence Day) with a much larger prize pool accumulated from 15% of every regular draw throughout the year. The 2025 edition offered R$ 220 million in total prizes. The prize is always paid out in full.
Can I play Lotofacil from outside Brazil?
The official Lotofacil is only available in Brazil through Caixa Econômica Federal retailers or the official Loterias Caixa website/app. You must be 18+ and in Brazil to purchase tickets.