Q: Is 31,011,400 a Composite Number?

Why is 31,011,400 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 31,011,400 can be evenly divided by 1 2 4 5 7 8 10 14 17 20 25 28 34 35 40 50 56 68 70 85 100 119 136 140 170 175 200 238 280 340 350 425 476 595 680 700 850 952 1,190 1,303 1,400 1,700 2,380 2,606 2,975 3,400 4,760 5,212 5,950 6,515 9,121 10,424 11,900 13,030 18,242 22,151 23,800 26,060 32,575 36,484 44,302 45,605 52,120 65,150 72,968 88,604 91,210 110,755 130,300 155,057 177,208 182,420 221,510 228,025 260,600 310,114 364,840 443,020 456,050 553,775 620,228 775,285 886,040 912,100 1,107,550 1,240,456 1,550,570 1,824,200 2,215,100 3,101,140 3,876,425 4,430,200 6,202,280 7,752,850 15,505,700 and 31,011,400, with no remainder.

Since 31,011,400 cannot be divided by just 1 and 31,011,400, 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).