Q: Is 401,223,200 a Composite Number?

Why is 401,223,200 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 401,223,200 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 140 160 175 200 224 280 350 400 560 700 800 1,120 1,400 2,800 5,600 71,647 143,294 286,588 358,235 501,529 573,176 716,470 1,003,058 1,146,352 1,432,940 1,791,175 2,006,116 2,292,704 2,507,645 2,865,880 3,582,350 4,012,232 5,015,290 5,731,760 7,164,700 8,024,464 10,030,580 11,463,520 12,538,225 14,329,400 16,048,928 20,061,160 25,076,450 28,658,800 40,122,320 50,152,900 57,317,600 80,244,640 100,305,800 200,611,600 and 401,223,200, with no remainder.

Since 401,223,200 cannot be divided by just 1 and 401,223,200, 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).