The number 60620
60620 is a composite number with 24 divisors. Its prime factorisation is × 5 × 7 × 433. Divisors (24): 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 866, 1732, 2165 … 60620.
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How to work it out
- 1
What is special about 60620: a Harshad number: divisible by its digit sum 14.
- 2
60620 is composite. Its prime factorisation is
- 3
The divisors add up to 145824; without 60620 itself that is 85204, so 60620 is abundant (85204 is more than 60620). Euler's totient φ(60620) = 20736 numbers up to 60620 share no factor with it.
- 4
The digits of 60620 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 86 steps to reach 1.
LaTeX source of the formulas on this page
\[ 60620 = 2^{2} \times 5 \times 7 \times 433 \]60620 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 24 |
| Sum of divisors | 145824 |
| Euler totient φ(n) | 20736 |
| Square | 3674784400 |
| Cube | 222765430328000 |
| Square root | 246.211291 (= 2√15155) |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 86 |
| Scientific notation | 6.062 × |
60620 in other forms
| Form | Value |
|---|---|
| In words | sixty thousand six hundred and twenty |
| Binary (base 2) | 1110110011001100 |
| Octal (base 8) | 166314 |
| Hexadecimal (base 16) | ECCC |
| Base 3 | 10002011012 |
| As time | 60620 seconds = 16 h 50 min 20 s |
Is 60620 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (60620 ÷ 2 = 30310) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 2) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | Yes (60620 ÷ 4 = 15155) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (60620 ÷ 5 = 12124) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (60620 ÷ 7 = 8660) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (60620 ÷ 10 = 6062) | 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 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 60620 a prime number?
No. 60620 = × 5 × 7 × 433, so it is divisible by 2.
What are the factors of 60620?
1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 866, 1732, 2165, 3031, 4330, 6062, 8660, 12124, 15155, 30310, 60620.
What is 60620 in binary?
1110110011001100 (hexadecimal ECCC, octal 166314).
What is the square root of 60620?
About 246.2113, exactly 2√15155.
Is 60620 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 60620?
60620 is a Harshad number: divisible by its digit sum 14.