Q: Is 77,853,440 a Composite Number?

Why is 77,853,440 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 77,853,440 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 256 280 320 448 560 640 896 1,120 1,280 1,792 2,240 4,480 8,689 8,960 17,378 34,756 43,445 60,823 69,512 86,890 121,646 139,024 173,780 243,292 278,048 304,115 347,560 486,584 556,096 608,230 695,120 973,168 1,112,192 1,216,460 1,390,240 1,946,336 2,224,384 2,432,920 2,780,480 3,892,672 4,865,840 5,560,960 7,785,344 9,731,680 11,121,920 15,570,688 19,463,360 38,926,720 and 77,853,440, with no remainder.

Since 77,853,440 cannot be divided by just 1 and 77,853,440, 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).