The number 58402
58402 is a composite number with 4 divisors. Its prime factorisation is 2 × 29201. Divisors (4): 1, 2, 29201, 58402.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 58402: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 2 × 29201, the product of two primes.
- 2
58402 is composite. Its prime factorisation is
- 3
The divisors add up to 87606; without 58402 itself that is 29204, so 58402 is deficient (29204 is less than 58402). Euler's totient φ(58402) = 29200 numbers up to 58402 share no factor with it.
- 4
The digits of 58402 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 47 steps to reach 1.
LaTeX source of the formulas on this page
\[ 58402 = 2 \times 29201 \]
58402 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 87606 |
| Euler totient φ(n) | 29200 |
| Square | 3410793604 |
| Cube | 199197168060808 |
| Square root | 241.665057 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 47 |
| Scientific notation | 5.8402 × |
58402 in other forms
| Form | Value |
|---|---|
| In words | fifty-eight thousand four hundred and two |
| Binary (base 2) | 1110010000100010 |
| Octal (base 8) | 162042 |
| Hexadecimal (base 16) | E422 |
| Base 3 | 2222010001 |
| As time | 58402 seconds = 16 h 13 min 22 s |
Is 58402 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (58402 ÷ 2 = 29201) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 1) | 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 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 1) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | 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 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 58402 a prime number?
No. 58402 = 2 × 29201, so it is divisible by 2.
What are the factors of 58402?
1, 2, 29201, 58402.
What is 58402 in binary?
1110010000100010 (hexadecimal E422, octal 162042).
What is the square root of 58402?
About 241.6651.
Is 58402 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 58402?
58402 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 2 × 29201, the product of two primes.