Prime number
A whole number above 1 that only 1 and itself divide exactly: 2, 3, 5, 7, 11, 13 and so on.
In context
Eleven of the numbers 1 to 36 are prime: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 and 31. The Prime Time side betbetSide betAn optional extra wager attached to the main game, usually on a streak, a bonus event or a jackpot. Almost always dearer than the standard bets.Read full → pays on runs of them.
ZerowheelZeroThe single green pocket that no even-money, dozen or column bet covers; the source of the house edge. Also: single zero, 0.Read full → is not prime and neither is 1. Every whole number above 1 is either prime or a product of primes in exactly one way.