Q: Is 1,709,820 a Composite Number?

Why is 1,709,820 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 1,709,820 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 23 28 30 35 36 42 45 46 59 60 63 69 70 84 90 92 105 115 118 126 138 140 161 177 180 207 210 230 236 252 276 295 315 322 345 354 413 414 420 460 483 531 590 630 644 690 708 805 826 828 885 966 1,035 1,062 1,180 1,239 1,260 1,357 1,380 1,449 1,610 1,652 1,770 1,932 2,065 2,070 2,124 2,415 2,478 2,655 2,714 2,898 3,220 3,540 3,717 4,071 4,130 4,140 4,830 4,956 5,310 5,428 5,796 6,195 6,785 7,245 7,434 8,142 8,260 9,499 9,660 10,620 12,213 12,390 13,570 14,490 14,868 16,284 18,585 18,998 20,355 24,426 24,780 27,140 28,497 28,980 37,170 37,996 40,710 47,495 48,852 56,994 61,065 74,340 81,420 85,491 94,990 113,988 122,130 142,485 170,982 189,980 244,260 284,970 341,964 427,455 569,940 854,910 and 1,709,820, with no remainder.

Since 1,709,820 cannot be divided by just 1 and 1,709,820, 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).