The factors of 77 are 1, 7, 11 and 77. That is 4 factors in total.
A factor of 77 is a whole number that divides 77 exactly, with no remainder. 77 is a composite number because it has factors other than 1 and itself.
Two numbers that multiply to give 77:
77 = 7 × 11. The prime factors of 77 are 7 and 11.
| Number | Factors |
|---|---|
| 73 | 1, 73 |
| 74 | 1, 2, 37, 74 |
| 75 | 1, 3, 5, 15, 25, 75 |
| 76 | 1, 2, 4, 19, 38, 76 |
| 78 | 1, 2, 3, 6, 13, 26, 39, 78 |
| 79 | 1, 79 |
| 80 | 1, 2, 4, 5, 8, 10, 16, 20, 40, 80 |
| 81 | 1, 3, 9, 27, 81 |
More about 77: 77 squared · square root of 77 · 77 in binary · 77 in Roman numerals.
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