Q: Is 77,178,150 a Composite Number?

Why is 77,178,150 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 77,178,150 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 25 27 30 35 42 45 50 54 63 70 75 90 105 126 135 150 175 189 210 225 270 315 350 378 450 525 630 675 945 1,050 1,350 1,575 1,890 3,150 4,725 8,167 9,450 16,334 24,501 40,835 49,002 57,169 73,503 81,670 114,338 122,505 147,006 171,507 204,175 220,509 245,010 285,845 343,014 367,515 408,350 441,018 514,521 571,690 612,525 735,030 857,535 1,029,042 1,102,545 1,225,050 1,429,225 1,543,563 1,715,070 1,837,575 2,205,090 2,572,605 2,858,450 3,087,126 3,675,150 4,287,675 5,145,210 5,512,725 7,717,815 8,575,350 11,025,450 12,863,025 15,435,630 25,726,050 38,589,075 and 77,178,150, with no remainder.

Since 77,178,150 cannot be divided by just 1 and 77,178,150, 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).