The number 72062
72062 is a composite number with 8 divisors. Its prime factorisation is 2 × 137 × 263. Divisors (8): 1, 2, 137, 263, 274, 526, 36031, 72062.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
72062 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
72062 is composite. Its prime factorisation is
- 3
The divisors add up to 109296; without 72062 itself that is 37234, so 72062 is deficient (37234 is less than 72062). Euler's totient φ(72062) = 35632 numbers up to 72062 share no factor with it.
- 4
The digits of 72062 add up to 17, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 249 steps to reach 1.
LaTeX source of the formulas on this page
\[ 72062 = 2 \times 137 \times 263 \]
72062 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 109296 |
| Euler totient φ(n) | 35632 |
| Square | 5192931844 |
| Cube | 374213054542328 |
| Square root | 268.443663 |
| Digit sum / digital root | 17 / 8 |
| Collatz steps to 1 | 249 |
| Scientific notation | 7.2062 × |
72062 in other forms
| Form | Value |
|---|---|
| In words | seventy-two thousand and sixty-two |
| Binary (base 2) | 10001100101111110 |
| Octal (base 8) | 214576 |
| Hexadecimal (base 16) | 1197E |
| Base 3 | 10122211222 |
| As time | 72062 seconds = 20 h 1 min 2 s |
Is 72062 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (72062 ÷ 2 = 36031) | 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 | 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 | No (remainder 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 4) | 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 | No (remainder 8) | 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 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 72062 a prime number?
No. 72062 = 2 × 137 × 263, so it is divisible by 2.
What are the factors of 72062?
1, 2, 137, 263, 274, 526, 36031, 72062.
What is 72062 in binary?
10001100101111110 (hexadecimal 1197E, octal 214576).
What is the square root of 72062?
About 268.4437.
Is 72062 divisible by 3?
No. Its digits add up to 17, which is not a multiple of 3.
What is special about the number 72062?
It is a composite number with 8 divisors.