Q: Is 78,737,280 a Composite Number?

Why is 78,737,280 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 78,737,280 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 32 40 46 48 60 64 69 80 92 96 115 120 128 138 160 184 192 230 240 276 320 345 368 384 460 480 552 640 690 736 920 960 1,104 1,380 1,472 1,783 1,840 1,920 2,208 2,760 2,944 3,566 3,680 4,416 5,349 5,520 7,132 7,360 8,832 8,915 10,698 11,040 14,264 14,720 17,830 21,396 22,080 26,745 28,528 35,660 41,009 42,792 44,160 53,490 57,056 71,320 82,018 85,584 106,980 114,112 123,027 142,640 164,036 171,168 205,045 213,960 228,224 246,054 285,280 328,072 342,336 410,090 427,920 492,108 570,560 615,135 656,144 684,672 820,180 855,840 984,216 1,141,120 1,230,270 1,312,288 1,640,360 1,711,680 1,968,432 2,460,540 2,624,576 3,280,720 3,423,360 3,936,864 4,921,080 5,249,152 6,561,440 7,873,728 9,842,160 13,122,880 15,747,456 19,684,320 26,245,760 39,368,640 and 78,737,280, with no remainder.

Since 78,737,280 cannot be divided by just 1 and 78,737,280, 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).