23 times 27 is 621. In symbols: 23 × 27 = 621, and 27 × 23 = 621 too.
23 × 27 means adding 23 to itself 27 times: that is 27 copies of 23, which add up to 621.
23, 46, 69, 92, 115, 138, 161, 184, 207, 230, 253, 276, ... (keep going to the 27th multiple). The 27th multiple of 23 is 621.
23 × 27 = 23 × 20 + 23 × 7 = 460 + 161 = 621.
621 ÷ 23 = 27
621 ÷ 27 = 23
621 is odd. Prime factorization: 3 × 3 × 3 × 23.
| Multiplication | Answer |
|---|---|
| 22 × 27 | 594 |
| 24 × 27 | 648 |
| 23 × 26 | 598 |
| 23 × 28 | 644 |
| 23 × 29 | 667 |
| 23 × 25 | 575 |
| 25 × 27 | 675 |
| 21 × 27 | 567 |
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.