Q: Is 42,040,240 a Prime Number?
A: No, 42,040,240 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 42040240 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 40 43 44 55 80 86 88 101 110 121 172 176 202 215 220 242 344 404 430 440 473 484 505 605 688 808 860 880 946 968 1,010 1,111 1,210 1,616 1,720 1,892 1,936 2,020 2,222 2,365 2,420 3,440 3,784 4,040 4,343 4,444 4,730 4,840 5,203 5,555 7,568 8,080 8,686 8,888 9,460 9,680 10,406 11,110 12,221 17,372 17,776 18,920 20,812 21,715 22,220 24,442 26,015 34,744 37,840 41,624 43,430 44,440 47,773 48,884 52,030 61,105 69,488 83,248 86,860 88,880 95,546 97,768 104,060 122,210 173,720 191,092 195,536 208,120 238,865 244,420 347,440 382,184 416,240 477,730 488,840 525,503 764,368 955,460 977,680 1,051,006 1,910,920 2,102,012 2,627,515 3,821,840 4,204,024 5,255,030 8,408,048 10,510,060 21,020,120 and 42,040,240, with no remainder.
Since 42,040,240 cannot be divided by just 1 and 42,040,240, it is not a prime number.
| Number | 42,040,238 | 42,040,239 | 42,040,241 | 42,040,242 |
| Prime? | no | no | no | no |