Q: Is 145,055,020 a Composite Number?

Why is 145,055,020 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 145,055,020 can be evenly divided by 1 2 4 5 10 11 20 22 23 44 46 55 92 109 110 115 218 220 230 253 263 436 460 506 526 545 1,012 1,052 1,090 1,199 1,265 1,315 2,180 2,398 2,507 2,530 2,630 2,893 4,796 5,014 5,060 5,260 5,786 5,995 6,049 10,028 11,572 11,990 12,098 12,535 14,465 23,980 24,196 25,070 27,577 28,667 28,930 30,245 50,140 55,154 57,334 57,860 60,490 66,539 110,308 114,668 120,980 133,078 137,885 143,335 266,156 275,770 286,670 315,337 332,695 551,540 573,340 630,674 659,341 665,390 1,261,348 1,318,682 1,330,780 1,576,685 2,637,364 3,153,370 3,296,705 6,306,740 6,593,410 7,252,751 13,186,820 14,505,502 29,011,004 36,263,755 72,527,510 and 145,055,020, with no remainder.

Since 145,055,020 cannot be divided by just 1 and 145,055,020, 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).