Q: Is 2,491,248 a Prime Number?
A: No, 2,491,248 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 2491248 can be evenly divided by 1 2 3 4 6 8 12 16 17 24 34 43 48 51 68 71 86 102 129 136 142 172 204 213 258 272 284 344 408 426 516 568 688 731 816 852 1,032 1,136 1,207 1,462 1,704 2,064 2,193 2,414 2,924 3,053 3,408 3,621 4,386 4,828 5,848 6,106 7,242 8,772 9,159 9,656 11,696 12,212 14,484 17,544 18,318 19,312 24,424 28,968 35,088 36,636 48,848 51,901 57,936 73,272 103,802 146,544 155,703 207,604 311,406 415,208 622,812 830,416 1,245,624 and 2,491,248, with no remainder.
Since 2,491,248 cannot be divided by just 1 and 2,491,248, it is not a prime number.