Q: Is 39,898,740 a Composite Number?

Why is 39,898,740 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 39,898,740 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 41 42 49 60 70 82 84 98 105 123 140 147 164 196 205 210 245 246 287 294 331 410 420 490 492 574 588 615 662 735 820 861 980 993 1,148 1,230 1,324 1,435 1,470 1,655 1,722 1,986 2,009 2,317 2,460 2,870 2,940 3,310 3,444 3,972 4,018 4,305 4,634 4,965 5,740 6,027 6,620 6,951 8,036 8,610 9,268 9,930 10,045 11,585 12,054 13,571 13,902 16,219 17,220 19,860 20,090 23,170 24,108 27,142 27,804 30,135 32,438 34,755 40,180 40,713 46,340 48,657 54,284 60,270 64,876 67,855 69,510 81,095 81,426 94,997 97,314 120,540 135,710 139,020 162,190 162,852 189,994 194,628 203,565 243,285 271,420 284,991 324,380 379,988 407,130 474,985 486,570 569,982 664,979 814,260 949,970 973,140 1,139,964 1,329,958 1,424,955 1,899,940 1,994,937 2,659,916 2,849,910 3,324,895 3,989,874 5,699,820 6,649,790 7,979,748 9,974,685 13,299,580 19,949,370 and 39,898,740, with no remainder.

Since 39,898,740 cannot be divided by just 1 and 39,898,740, 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).