Q: Is 1,240,624 a Prime Number?
A: No, 1,240,624 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 1240624 can be evenly divided by 1 2 4 7 8 11 14 16 19 22 28 38 44 53 56 76 77 88 106 112 133 152 154 176 209 212 266 304 308 371 418 424 532 583 616 742 836 848 1,007 1,064 1,166 1,232 1,463 1,484 1,672 2,014 2,128 2,332 2,926 2,968 3,344 4,028 4,081 4,664 5,852 5,936 7,049 8,056 8,162 9,328 11,077 11,704 14,098 16,112 16,324 22,154 23,408 28,196 32,648 44,308 56,392 65,296 77,539 88,616 112,784 155,078 177,232 310,156 620,312 and 1,240,624, with no remainder.
Since 1,240,624 cannot be divided by just 1 and 1,240,624, it is not a prime number.