13 times 13 is 169. In symbols: 13 × 13 = 169 (13 squared).
13 × 13 means adding 13 to itself 13 times: that is 13 copies of 13, which add up to 169.
13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 156, ... (keep going to the 13th multiple). The 13th multiple of 13 is 169.
13 × 13 = 13 × 10 + 13 × 3 = 130 + 39 = 169.
169 ÷ 13 = 13
169 is odd and a perfect square. Prime factorization: 13 × 13.
| Multiplication | Answer |
|---|---|
| 12 × 13 | 156 |
| 13 × 14 | 182 |
| 13 × 15 | 195 |
| 11 × 13 | 143 |
See also: factors of 169 · 13 squared.
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.