2 times 19 is 38. In symbols: 2 × 19 = 38, and 19 × 2 = 38 too.
2 × 19 means adding 2 to itself 19 times: that is 19 copies of 2, which add up to 38.
2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, ... (keep going to the 19th multiple). The 19th multiple of 2 is 38.
2 × 19 = 2 × 10 + 2 × 9 = 20 + 18 = 38.
Halve one number and double the other: 2 × 19 = 1 × 38 = 38.
38 ÷ 2 = 19
38 ÷ 19 = 2
38 is even. Prime factorization: 2 × 19.
| Multiplication | Answer |
|---|---|
| 3 × 19 | 57 |
| 2 × 18 | 36 |
| 2 × 20 | 40 |
| 2 × 21 | 42 |
| 2 × 17 | 34 |
| 4 × 19 | 76 |
See also: factors of 38.
Other numbers? Browse the multiplication table, the squares and cubes or the exponent calculator.