Q: Is 221,552,000 a Composite Number?

Why is 221,552,000 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 221,552,000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 61 64 80 100 122 125 128 160 200 227 244 250 305 320 400 454 488 500 610 640 800 908 976 1,000 1,135 1,220 1,525 1,600 1,816 1,952 2,000 2,270 2,440 3,050 3,200 3,632 3,904 4,000 4,540 4,880 5,675 6,100 7,264 7,625 7,808 8,000 9,080 9,760 11,350 12,200 13,847 14,528 15,250 16,000 18,160 19,520 22,700 24,400 27,694 28,375 29,056 30,500 36,320 39,040 45,400 48,800 55,388 56,750 61,000 69,235 72,640 90,800 97,600 110,776 113,500 122,000 138,470 145,280 181,600 195,200 221,552 227,000 244,000 276,940 346,175 363,200 443,104 454,000 488,000 553,880 692,350 726,400 886,208 908,000 976,000 1,107,760 1,384,700 1,730,875 1,772,416 1,816,000 2,215,520 2,769,400 3,461,750 3,632,000 4,431,040 5,538,800 6,923,500 8,862,080 11,077,600 13,847,000 22,155,200 27,694,000 44,310,400 55,388,000 110,776,000 and 221,552,000, with no remainder.

Since 221,552,000 cannot be divided by just 1 and 221,552,000, 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).