California Scratch Off Game

$100 Million Mega Cash

Last Updated: September 17, 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 2.76
Odds Change 9.2%
Starting Cash Odds 1 in 4.29
Current Cash Odds 1 in 3.91
Cash Odds Change 8.8%
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 76.4%
Payout Change 0.9pp
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 1,531,039
% Remaining 27.3%
Starting Prize Pool $123,995,220
Remaining Prize Pool $32,292,770
% of Pool Remaining 26%
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 4,224,701
% Remaining 24.8%
  • 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 12 4 25%
$10,000 67 49 18 26.9%
$5,000 168 123 45 26.8%
$1,000 4,098 2,968 1,130 27.6%
$200 82,200 60,595 21,605 26.3%
$100 116,514 85,221 31,293 26.9%
$50 163,832 120,512 43,320 26.4%
$30 163,845 119,955 43,890 26.8%
$20 1,475,779 1,079,520 396,259 26.9%
$15 655,894 478,924 176,970 27%
$10 1,311,753 954,178 357,575 27.3%
Ticket 1,639,735 1,180,806 458,929 28%
TOTALS 5,613,909 4,082,870 1,531,039 27.3%
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 4,224,704 -106.1%
$20,000 1 in 1,024,834 1 in 1,056,175 -3.1%
$10,000 1 in 244,737 1 in 234,706 4.1%
$5,000 1 in 97,603 1 in 93,882 3.8%
$1,000 1 in 4,001 1 in 3,739 6.6%
$200 1 in 199 1 in 196 1.7%
$100 1 in 141 1 in 135 4.3%
$50 1 in 100 1 in 98 2.5%
$30 1 in 100 1 in 96 3.7%
$20 1 in 11 1 in 11 3.1%
$15 1 in 25 1 in 24 4.5%
$10 1 in 13 1 in 12 9.1%
Ticket 1 in 10 1 in 9 7.9%