GCF (HCF) of 55 and 4000
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What is the Greatest Common Divisor of 55 and 4,000?
Answer
GCF (HCF) of 55 and 4,000 is
5
Common factors: 1, 5
5 divides both: 55 ÷ 5 = 11; 4,000 ÷ 5 = 800 — and 11 and 800 share no factor but 1, so no larger number divides both.
55 = 5 × 11
4,000 = 25 × 53
| Prime | 55 | 4,000 | Lowest power |
|---|---|---|---|
| 2 | — | 25 | — |
| 5 | 5 | 53 | 5 |
| 11 | 11 | — | — |
— = power 0: the prime is not a factor of this number, so it cannot be in the GCF.
GCF = 5
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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 |
|---|---|---|
| 55 | 3,985 | 5 |
| 55 | 3,986 | 1 |
| 55 | 3,987 | 1 |
| 55 | 3,988 | 1 |
| 55 | 3,989 | 1 |
| 55 | 3,990 | 5 |
| 55 | 3,991 | 1 |
| 55 | 3,992 | 1 |
| 55 | 3,993 | 11 |
| 55 | 3,994 | 1 |
| 55 | 3,995 | 5 |
| 55 | 3,996 | 1 |
| 55 | 3,997 | 1 |
| 55 | 3,998 | 1 |
| 55 | 3,999 | 1 |
| 55 | 4,000 | 5 |
| 55 | 4,001 | 1 |
| 55 | 4,002 | 1 |
| 55 | 4,003 | 1 |
| 55 | 4,004 | 11 |
| 55 | 4,005 | 5 |
| 55 | 4,006 | 1 |
| 55 | 4,007 | 1 |
| 55 | 4,008 | 1 |
| 55 | 4,009 | 1 |
| 55 | 4,010 | 5 |
| 55 | 4,011 | 1 |
| 55 | 4,012 | 1 |
| 55 | 4,013 | 1 |
| 55 | 4,014 | 1 |