Q: Is 2,742,432 a Prime Number?
A: No, 2,742,432 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 2742432 can be evenly divided by 1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 49 53 56 66 77 84 88 96 98 106 112 132 147 154 159 168 176 196 212 224 231 264 294 308 318 336 352 371 392 424 462 528 539 583 588 616 636 672 742 784 848 924 1,056 1,078 1,113 1,166 1,176 1,232 1,272 1,484 1,568 1,617 1,696 1,749 1,848 2,156 2,226 2,332 2,352 2,464 2,544 2,597 2,968 3,234 3,498 3,696 4,081 4,312 4,452 4,664 4,704 5,088 5,194 5,936 6,468 6,996 7,392 7,791 8,162 8,624 8,904 9,328 10,388 11,872 12,243 12,936 13,992 15,582 16,324 17,248 17,808 18,656 20,776 24,486 25,872 27,984 28,567 31,164 32,648 35,616 41,552 48,972 51,744 55,968 57,134 62,328 65,296 83,104 85,701 97,944 114,268 124,656 130,592 171,402 195,888 228,536 249,312 342,804 391,776 457,072 685,608 914,144 1,371,216 and 2,742,432, with no remainder.
Since 2,742,432 cannot be divided by just 1 and 2,742,432, it is not a prime number.