California Scratch Off Game

$100 Million Mega Cash

Last Updated: May 31, 2025

Game Info
Ticket Price $10
State Lottery CA
Game Number 1637
Game Odds Starting odds represent the probability of winning at the game's launch, while current odds are estimated based on remaining prizes. Cash odds refer specifically to the chances of winning a cash prize, whereas overall odds include all prize types (cash and non-cash). Current odds fluctuate as prizes are claimed.
Starting Odds 1 in 3.04
Current Odds 1 in 2.78
Odds Change 8.4%
Starting Cash Odds 1 in 4.29
Current Cash Odds 1 in 3.94
Cash Odds Change 8.1%
Game Payout Percentage of ticket sales returned as prizes at launch vs. now, adjusting for claimed prizes. Change is in percentage points (pp), showing the shift over time.
Starting Payout 75.5%
Current Payout 75.7%
Payout Change 0.2pp
Prize Stats Total prizes and prize pool value at launch vs. now, reflecting claimed prizes. % Remaining shows the proportion still available.
Starting Prizes 5,613,909
Remaining Prizes 1,719,680
% Remaining 30.6%
Starting Prize Pool $123,995,220
Remaining Prize Pool $36,209,745
% of Pool Remaining 29.2%
Tickets Total printed tickets and estimated remaining count, calculated using lottery algorithms. % Remaining shows the share still in play.
At Release 17,052,789
Remaining 4,782,723
% Remaining 28.0%
  • Prize Counts
  • Prize Odds
Prizes Prize category (e.g., free ticket or $100 cash) Total Total number of prizes available when the game launched Claimed Number of prizes that have been won and redeemed Remaining Number of prizes not yet claimed. Prizes won but not yet redeemed are still counted here % Remaining Percentage of total prizes still available to win
$1,000,000 8 7 1 12.5%
$20,000 16 11 5 31.3%
$10,000 67 47 20 29.9%
$5,000 168 116 52 31%
$1,000 4,098 2,802 1,296 31.6%
$200 82,200 57,904 24,296 29.6%
$100 116,514 81,387 35,127 30.1%
$50 163,832 114,951 48,881 29.8%
$30 163,845 114,597 49,248 30.1%
$20 1,475,779 1,030,025 445,754 30.2%
$15 655,894 456,839 199,055 30.3%
$10 1,311,753 909,641 402,112 30.7%
Ticket 1,639,735 1,125,902 513,833 31.3%
TOTALS 5,613,909 3,894,229 1,719,680 30.6%
Prizes Prize category (e.g., free ticket or $100 cash) Odds at Release Starting odds of winning this prize when the game launched Odds Now Estimated current odds, adjusted for remaining prizes Odds Change How the odds have shifted over time as prizes are claimed
$1,000,000 1 in 2,049,669 1 in 4,782,721 -133.3%
$20,000 1 in 1,024,834 1 in 956,544 6.7%
$10,000 1 in 244,737 1 in 239,136 2.3%
$5,000 1 in 97,603 1 in 91,975 5.8%
$1,000 1 in 4,001 1 in 3,690 7.8%
$200 1 in 199 1 in 197 1.1%
$100 1 in 141 1 in 136 3.4%
$50 1 in 100 1 in 98 2.2%
$30 1 in 100 1 in 97 2.9%
$20 1 in 11 1 in 11 2.5%
$15 1 in 25 1 in 24 3.9%
$10 1 in 13 1 in 12 8.5%
Ticket 1 in 10 1 in 9 6.9%