Q: Is 22,420,380 a Composite Number?

Why is 22,420,380 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 22,420,380 can be evenly divided by 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 71 76 95 114 142 190 213 228 277 284 285 355 380 426 554 570 710 831 852 1,065 1,108 1,140 1,349 1,385 1,420 1,662 2,130 2,698 2,770 3,324 4,047 4,155 4,260 5,263 5,396 5,540 6,745 8,094 8,310 10,526 13,490 15,789 16,188 16,620 19,667 20,235 21,052 26,315 26,980 31,578 39,334 40,470 52,630 59,001 63,156 78,668 78,945 80,940 98,335 105,260 118,002 157,890 196,670 236,004 295,005 315,780 373,673 393,340 590,010 747,346 1,121,019 1,180,020 1,494,692 1,868,365 2,242,038 3,736,730 4,484,076 5,605,095 7,473,460 11,210,190 and 22,420,380, with no remainder.

Since 22,420,380 cannot be divided by just 1 and 22,420,380, 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).