Q: Is 400,224 a Prime Number?
A: No, 400,224 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 400224 can be evenly divided by 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 132 176 264 352 379 528 758 1,056 1,137 1,516 2,274 3,032 4,169 4,548 6,064 8,338 9,096 12,128 12,507 16,676 18,192 25,014 33,352 36,384 50,028 66,704 100,056 133,408 200,112 and 400,224, with no remainder.
Since 400,224 cannot be divided by just 1 and 400,224, it is not a prime number.