Q: Is 2,742,624 a Prime Number?
A: No, 2,742,624 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 2742624 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 89 96 107 144 178 214 267 288 321 356 428 534 642 712 801 856 963 1,068 1,284 1,424 1,602 1,712 1,926 2,136 2,568 2,848 3,204 3,424 3,852 4,272 5,136 6,408 7,704 8,544 9,523 10,272 12,816 15,408 19,046 25,632 28,569 30,816 38,092 57,138 76,184 85,707 114,276 152,368 171,414 228,552 304,736 342,828 457,104 685,656 914,208 1,371,312 and 2,742,624, with no remainder.
Since 2,742,624 cannot be divided by just 1 and 2,742,624, it is not a prime number.