Q: Is 123,102,400 a Composite Number?

Why is 123,102,400 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 123,102,400 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 47 50 64 80 94 100 160 188 200 235 320 376 400 470 752 800 940 1,175 1,504 1,600 1,637 1,880 2,350 3,008 3,274 3,760 4,700 6,548 7,520 8,185 9,400 13,096 15,040 16,370 18,800 26,192 32,740 37,600 40,925 52,384 65,480 75,200 76,939 81,850 104,768 130,960 153,878 163,700 261,920 307,756 327,400 384,695 523,840 615,512 654,800 769,390 1,231,024 1,309,600 1,538,780 1,923,475 2,462,048 2,619,200 3,077,560 3,846,950 4,924,096 6,155,120 7,693,900 12,310,240 15,387,800 24,620,480 30,775,600 61,551,200 and 123,102,400, with no remainder.

Since 123,102,400 cannot be divided by just 1 and 123,102,400, 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).