GCF (HCF) of 318 and 416
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What is the Greatest Common Divisor of 318 and 416?
Answer
GCF (HCF) of 318 and 416 is
2
Common factors: 1, 2
2 divides both: 318 ÷ 2 = 159, 416 ÷ 2 = 208 — and 159 and 208 share no factor but 1, so no larger number divides both.
318 = 2 × 3 × 53
416 = 25 × 13
| Prime | 318 | 416 | Lowest power |
|---|---|---|---|
| 2 | 2 | 25 | 2 |
| 3 | 3 | — | — |
| 13 | — | 13 | — |
| 53 | 53 | — | — |
— = power 0: the prime is not a factor of this number, so it cannot be in the GCF.
GCF = 2
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See Also
- Least Common Multiple - Find the Least Common Multiple (LCM) of two numbers
- Greatest Common Factor of 3 Numbers - Find the Greatest Common Factor (GCF) of three numbers
- Least Common Multiple of 3 Numbers - Find the Least Common Multiple (LCM) of three numbers
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GCF Table
| Number 1 | Number 2 | GCF |
|---|---|---|
| 318 | 401 | 1 |
| 318 | 402 | 6 |
| 318 | 403 | 1 |
| 318 | 404 | 2 |
| 318 | 405 | 3 |
| 318 | 406 | 2 |
| 318 | 407 | 1 |
| 318 | 408 | 6 |
| 318 | 409 | 1 |
| 318 | 410 | 2 |
| 318 | 411 | 3 |
| 318 | 412 | 2 |
| 318 | 413 | 1 |
| 318 | 414 | 6 |
| 318 | 415 | 1 |
| 318 | 416 | 2 |
| 318 | 417 | 3 |
| 318 | 418 | 2 |
| 318 | 419 | 1 |
| 318 | 420 | 6 |
| 318 | 421 | 1 |
| 318 | 422 | 2 |
| 318 | 423 | 3 |
| 318 | 424 | 106 |
| 318 | 425 | 1 |
| 318 | 426 | 6 |
| 318 | 427 | 1 |
| 318 | 428 | 2 |
| 318 | 429 | 3 |
| 318 | 430 | 2 |