Q: Is 61,948,640 a Composite Number?

Why is 61,948,640 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 61,948,640 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 29 32 40 52 58 65 79 80 104 116 130 145 158 160 169 208 232 260 290 316 338 377 395 416 464 520 580 632 676 754 790 845 928 1,027 1,040 1,160 1,264 1,352 1,508 1,580 1,690 1,885 2,054 2,080 2,291 2,320 2,528 2,704 3,016 3,160 3,380 3,770 4,108 4,582 4,640 4,901 5,135 5,408 6,032 6,320 6,760 7,540 8,216 9,164 9,802 10,270 11,455 12,064 12,640 13,351 13,520 15,080 16,432 18,328 19,604 20,540 22,910 24,505 26,702 27,040 29,783 30,160 32,864 36,656 39,208 41,080 45,820 49,010 53,404 59,566 60,320 66,755 73,312 78,416 82,160 91,640 98,020 106,808 119,132 133,510 148,915 156,832 164,320 183,280 196,040 213,616 238,264 267,020 297,830 366,560 387,179 392,080 427,232 476,528 534,040 595,660 774,358 784,160 953,056 1,068,080 1,191,320 1,548,716 1,935,895 2,136,160 2,382,640 3,097,432 3,871,790 4,765,280 6,194,864 7,743,580 12,389,728 15,487,160 30,974,320 and 61,948,640, with no remainder.

Since 61,948,640 cannot be divided by just 1 and 61,948,640, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).