Q: Is 3,142,440 a Composite Number?

Why is 3,142,440 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 3,142,440 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 29 30 35 36 40 42 43 45 56 58 60 63 70 72 84 86 87 90 105 116 120 126 129 140 145 168 172 174 180 203 210 215 232 252 258 261 280 290 301 315 344 348 360 387 406 420 430 435 504 516 522 580 602 609 630 645 696 774 812 840 860 870 903 1,015 1,032 1,044 1,160 1,204 1,218 1,247 1,260 1,290 1,305 1,505 1,548 1,624 1,720 1,740 1,806 1,827 1,935 2,030 2,088 2,408 2,436 2,494 2,520 2,580 2,610 2,709 3,010 3,045 3,096 3,480 3,612 3,654 3,741 3,870 4,060 4,515 4,872 4,988 5,160 5,220 5,418 6,020 6,090 6,235 7,224 7,308 7,482 7,740 8,120 8,729 9,030 9,135 9,976 10,440 10,836 11,223 12,040 12,180 12,470 13,545 14,616 14,964 15,480 17,458 18,060 18,270 18,705 21,672 22,446 24,360 24,940 26,187 27,090 29,928 34,916 36,120 36,540 37,410 43,645 44,892 49,880 52,374 54,180 56,115 69,832 73,080 74,820 78,561 87,290 89,784 104,748 108,360 112,230 130,935 149,640 157,122 174,580 209,496 224,460 261,870 314,244 349,160 392,805 448,920 523,740 628,488 785,610 1,047,480 1,571,220 and 3,142,440, with no remainder.

Since 3,142,440 cannot be divided by just 1 and 3,142,440, 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).