Q: Is 1,564,920 a Composite Number?

Why is 1,564,920 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 1,564,920 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 23 24 27 28 30 35 36 40 42 45 46 54 56 60 63 69 70 72 81 84 90 92 105 108 115 120 126 135 138 140 161 162 168 180 184 189 207 210 216 230 243 252 270 276 280 315 322 324 345 360 378 405 414 420 460 483 486 504 540 552 567 621 630 644 648 690 756 805 810 828 840 920 945 966 972 1,035 1,080 1,134 1,215 1,242 1,260 1,288 1,380 1,449 1,512 1,610 1,620 1,656 1,701 1,863 1,890 1,932 1,944 2,070 2,268 2,415 2,430 2,484 2,520 2,760 2,835 2,898 3,105 3,220 3,240 3,402 3,726 3,780 3,864 4,140 4,347 4,536 4,830 4,860 4,968 5,589 5,670 5,796 6,210 6,440 6,804 7,245 7,452 7,560 8,280 8,505 8,694 9,315 9,660 9,720 11,178 11,340 11,592 12,420 13,041 13,608 14,490 14,904 17,010 17,388 18,630 19,320 21,735 22,356 22,680 24,840 26,082 27,945 28,980 34,020 34,776 37,260 39,123 43,470 44,712 52,164 55,890 57,960 65,205 68,040 74,520 78,246 86,940 104,328 111,780 130,410 156,492 173,880 195,615 223,560 260,820 312,984 391,230 521,640 782,460 and 1,564,920, with no remainder.

Since 1,564,920 cannot be divided by just 1 and 1,564,920, 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).