Q: Is 7,361,728 a Prime Number?
A: No, 7,361,728 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 7361728 can be evenly divided by 1 2 4 8 11 16 22 32 44 64 88 176 352 704 10,457 20,914 41,828 83,656 115,027 167,312 230,054 334,624 460,108 669,248 920,216 1,840,432 3,680,864 and 7,361,728, with no remainder.
Since 7,361,728 cannot be divided by just 1 and 7,361,728, it is not a prime number.