13 times 18 is 234. In symbols: 13 × 18 = 234, and 18 × 13 = 234 too.
13 × 18 means adding 13 to itself 18 times: that is 18 copies of 13, which add up to 234.
13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 156, ... (keep going to the 18th multiple). The 18th multiple of 13 is 234.
13 × 18 = 13 × 10 + 13 × 8 = 130 + 104 = 234.
Halve one number and double the other: 13 × 18 = 9 × 26 = 234.
234 ÷ 13 = 18
234 ÷ 18 = 13
234 is even. Prime factorization: 2 × 3 × 3 × 13.
| Multiplication | Answer |
|---|---|
| 12 × 18 | 216 |
| 14 × 18 | 252 |
| 13 × 17 | 221 |
| 13 × 19 | 247 |
| 13 × 20 | 260 |
| 13 × 16 | 208 |
| 15 × 18 | 270 |
| 11 × 18 | 198 |
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.