Q: Is 2,620,620 a Composite Number?

Why is 2,620,620 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 2,620,620 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 23 27 30 36 45 46 54 60 69 90 92 108 115 135 138 180 207 211 230 270 276 345 414 422 460 540 621 633 690 828 844 1,035 1,055 1,242 1,266 1,380 1,899 2,070 2,110 2,484 2,532 3,105 3,165 3,798 4,140 4,220 4,853 5,697 6,210 6,330 7,596 9,495 9,706 11,394 12,420 12,660 14,559 18,990 19,412 22,788 24,265 28,485 29,118 37,980 43,677 48,530 56,970 58,236 72,795 87,354 97,060 113,940 131,031 145,590 174,708 218,385 262,062 291,180 436,770 524,124 655,155 873,540 1,310,310 and 2,620,620, with no remainder.

Since 2,620,620 cannot be divided by just 1 and 2,620,620, 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).