Q: Is 2,421,342 a Prime Number?
A: No, 2,421,342 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 2421342 can be evenly divided by 1 2 3 6 7 9 11 14 18 21 22 33 42 63 66 77 99 126 154 198 231 462 693 1,386 1,747 3,494 5,241 10,482 12,229 15,723 19,217 24,458 31,446 36,687 38,434 57,651 73,374 110,061 115,302 134,519 172,953 220,122 269,038 345,906 403,557 807,114 1,210,671 and 2,421,342, with no remainder.
Since 2,421,342 cannot be divided by just 1 and 2,421,342, it is not a prime number.