Q: Is 1,835,820 a Composite Number?

Why is 1,835,820 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 1,835,820 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 31 35 36 42 45 47 60 62 63 70 84 90 93 94 105 124 126 140 141 155 180 186 188 210 217 235 252 279 282 310 315 329 372 420 423 434 465 470 558 564 620 630 651 658 705 846 868 930 940 987 1,085 1,116 1,260 1,302 1,316 1,395 1,410 1,457 1,645 1,692 1,860 1,953 1,974 2,115 2,170 2,604 2,790 2,820 2,914 2,961 3,255 3,290 3,906 3,948 4,230 4,340 4,371 4,935 5,580 5,828 5,922 6,510 6,580 7,285 7,812 8,460 8,742 9,765 9,870 10,199 11,844 13,020 13,113 14,570 14,805 17,484 19,530 19,740 20,398 21,855 26,226 29,140 29,610 30,597 39,060 40,796 43,710 50,995 52,452 59,220 61,194 65,565 87,420 91,791 101,990 122,388 131,130 152,985 183,582 203,980 262,260 305,970 367,164 458,955 611,940 917,910 and 1,835,820, with no remainder.

Since 1,835,820 cannot be divided by just 1 and 1,835,820, 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).