California Scratch Off Game

$100 Million Mega Cash

Last Updated: July 18, 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 9.0%
Starting Cash Odds 1 in 4.29
Current Cash Odds 1 in 3.92
Cash Odds Change 8.7%
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 76.3%
Payout Change 0.8pp
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 1,580,516
% Remaining 28.2%
Starting Prize Pool $123,995,220
Remaining Prize Pool $33,320,975
% of Pool Remaining 26.9%
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 4,366,595
% Remaining 25.6%
  • 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%
$5,000 168 118 50 29.8%
$1,000 4,098 2,912 1,186 28.9%
$200 82,200 59,937 22,263 27.1%
$100 116,514 84,258 32,256 27.7%
$50 163,832 119,100 44,732 27.3%
$30 163,845 118,567 45,278 27.6%
$20 1,475,779 1,066,724 409,055 27.7%
$15 655,894 473,093 182,801 27.9%
$10 1,311,753 942,305 369,448 28.2%
Ticket 1,639,735 1,166,311 473,424 28.9%
TOTALS 5,613,909 4,033,393 1,580,516 28.2%
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 4,366,602 -113.0%
$20,000 1 in 1,024,834 1 in 1,091,648 -6.5%
$10,000 1 in 244,737 1 in 242,589 0.9%
$5,000 1 in 97,603 1 in 87,332 10.5%
$1,000 1 in 4,001 1 in 3,682 8.0%
$200 1 in 199 1 in 196 1.4%
$100 1 in 141 1 in 135 4.0%
$50 1 in 100 1 in 98 2.4%
$30 1 in 100 1 in 96 3.6%
$20 1 in 11 1 in 11 3.0%
$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 7.8%