Q: Is 31,563,120 a Composite Number?

Why is 31,563,120 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 31,563,120 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 347 379 694 758 1,041 1,137 1,388 1,516 1,735 1,895 2,082 2,274 2,776 3,032 3,470 3,790 4,164 4,548 5,205 5,552 5,685 6,064 6,940 7,580 8,328 9,096 10,410 11,370 13,880 15,160 16,656 18,192 20,820 22,740 27,760 30,320 41,640 45,480 83,280 90,960 131,513 263,026 394,539 526,052 657,565 789,078 1,052,104 1,315,130 1,578,156 1,972,695 2,104,208 2,630,260 3,156,312 3,945,390 5,260,520 6,312,624 7,890,780 10,521,040 15,781,560 and 31,563,120, with no remainder.

Since 31,563,120 cannot be divided by just 1 and 31,563,120, 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).