Q: Is 343,980 a Composite Number?

Why is 343,980 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 343,980 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 49 52 54 60 63 65 70 78 84 90 91 98 105 108 117 126 130 135 140 147 156 180 182 189 195 196 210 234 245 252 260 270 273 294 315 351 364 378 390 420 441 455 468 490 540 546 585 588 630 637 702 735 756 780 819 882 910 945 980 1,092 1,170 1,260 1,274 1,323 1,365 1,404 1,470 1,638 1,755 1,764 1,820 1,890 1,911 2,205 2,340 2,457 2,548 2,646 2,730 2,940 3,185 3,276 3,510 3,780 3,822 4,095 4,410 4,914 5,292 5,460 5,733 6,370 6,615 7,020 7,644 8,190 8,820 9,555 9,828 11,466 12,285 12,740 13,230 16,380 17,199 19,110 22,932 24,570 26,460 28,665 34,398 38,220 49,140 57,330 68,796 85,995 114,660 171,990 and 343,980, with no remainder.

Since 343,980 cannot be divided by just 1 and 343,980, 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).