Q: Is 55,706,420 a Composite Number?

Why is 55,706,420 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 55,706,420 can be evenly divided by 1 2 4 5 7 10 11 14 20 22 28 35 44 55 61 70 77 110 122 140 154 220 244 305 308 385 427 593 610 671 770 854 1,186 1,220 1,342 1,540 1,708 2,135 2,372 2,684 2,965 3,355 4,151 4,270 4,697 5,930 6,523 6,710 8,302 8,540 9,394 11,860 13,046 13,420 16,604 18,788 20,755 23,485 26,092 32,615 36,173 41,510 45,661 46,970 65,230 72,346 83,020 91,322 93,940 130,460 144,692 180,865 182,644 228,305 253,211 361,730 397,903 456,610 506,422 723,460 795,806 913,220 1,012,844 1,266,055 1,591,612 1,989,515 2,532,110 2,785,321 3,979,030 5,064,220 5,570,642 7,958,060 11,141,284 13,926,605 27,853,210 and 55,706,420, with no remainder.

Since 55,706,420 cannot be divided by just 1 and 55,706,420, 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).