The number 62622
62622 is a composite number with 36 divisors. Its prime factorisation is 2 × × × 71. Divisors (36): 1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142 … 62622.
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How to work it out
- 1
What is special about 62622: a Harshad number: divisible by its digit sum 18.
- 2
62622 is composite. Its prime factorisation is
- 3
The divisors add up to 160056; without 62622 itself that is 97434, so 62622 is abundant (97434 is more than 62622). Euler's totient φ(62622) = 17640 numbers up to 62622 share no factor with it.
- 4
The digits of 62622 add up to 18, and repeating that until one digit is left gives the digital root 9. The Collatz sequence (halve if even, else 3n+1) takes 55 steps to reach 1.
LaTeX source of the formulas on this page
\[ 62622 = 2 \times 3^{2} \times 7^{2} \times 71 \]62622 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 36 |
| Sum of divisors | 160056 |
| Euler totient φ(n) | 17640 |
| Square | 3921514884 |
| Cube | 245573105065848 |
| Square root | 250.243881 (= 21√142) |
| Digit sum / digital root | 18 / 9 |
| Collatz steps to 1 | 55 |
| Scientific notation | 6.2622 × |
62622 in other forms
| Form | Value |
|---|---|
| In words | sixty-two thousand six hundred and twenty-two |
| Binary (base 2) | 1111010010011110 |
| Octal (base 8) | 172236 |
| Hexadecimal (base 16) | F49E |
| Base 3 | 10011220100 |
| As time | 62622 seconds = 17 h 23 min 42 s |
Is 62622 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (62622 ÷ 2 = 31311) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (62622 ÷ 3 = 20874) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (62622 ÷ 6 = 10437) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (62622 ÷ 7 = 8946) | A number is divisible by 7 if double the last digit and subtract it from the rest: the result is a multiple of 7. |
| 8 | No (remainder 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | Yes (62622 ÷ 9 = 6958) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 62622 a prime number?
No. 62622 = 2 × × × 71, so it is divisible by 2.
What are the factors of 62622?
1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 71, 98, 126, 142, 147, 213, 294, 426, 441, 497, 639, 882, 994, 1278, 1491, 2982, 3479, 4473, 6958, 8946, 10437, 20874, 31311, 62622.
What is 62622 in binary?
1111010010011110 (hexadecimal F49E, octal 172236).
What is the square root of 62622?
About 250.2439, exactly 21√142.
Is 62622 divisible by 3?
Yes. Its digits add up to 18, a multiple of 3.
What is special about the number 62622?
62622 is a Harshad number: divisible by its digit sum 18.