Q: Is 209,808 a Prime Number?
A: No, 209,808 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 209808 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 31 36 47 48 62 72 93 94 124 141 144 186 188 248 279 282 372 376 423 496 558 564 744 752 846 1,116 1,128 1,457 1,488 1,692 2,232 2,256 2,914 3,384 4,371 4,464 5,828 6,768 8,742 11,656 13,113 17,484 23,312 26,226 34,968 52,452 69,936 104,904 and 209,808, with no remainder.
Since 209,808 cannot be divided by just 1 and 209,808, it is not a prime number.