Q: Is 1,274,520 a Composite Number?

Why is 1,274,520 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 1,274,520 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 19 20 24 26 30 38 39 40 43 52 57 60 65 76 78 86 95 104 114 120 129 130 152 156 172 190 195 215 228 247 258 260 285 312 344 380 390 430 456 494 516 520 559 570 645 741 760 780 817 860 988 1,032 1,118 1,140 1,235 1,290 1,482 1,560 1,634 1,677 1,720 1,976 2,236 2,280 2,451 2,470 2,580 2,795 2,964 3,268 3,354 3,705 4,085 4,472 4,902 4,940 5,160 5,590 5,928 6,536 6,708 7,410 8,170 8,385 9,804 9,880 10,621 11,180 12,255 13,416 14,820 16,340 16,770 19,608 21,242 22,360 24,510 29,640 31,863 32,680 33,540 42,484 49,020 53,105 63,726 67,080 84,968 98,040 106,210 127,452 159,315 212,420 254,904 318,630 424,840 637,260 and 1,274,520, with no remainder.

Since 1,274,520 cannot be divided by just 1 and 1,274,520, 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).