The number 62490
62490 is a composite number with 16 divisors. Its prime factorisation is 2 × 3 × 5 × 2083. Divisors (16): 1, 2, 3, 5, 6, 10, 15, 30, 2083, 4166, 6249, 10415, 12498, 20830, 31245, 62490.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
62490 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
62490 is composite. Its prime factorisation is
- 3
The divisors add up to 150048; without 62490 itself that is 87558, so 62490 is abundant (87558 is more than 62490). Euler's totient φ(62490) = 16656 numbers up to 62490 share no factor with it.
- 4
The digits of 62490 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 104 steps to reach 1.
LaTeX source of the formulas on this page
\[ 62490 = 2 \times 3 \times 5 \times 2083 \]
62490 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 150048 |
| Euler totient φ(n) | 16656 |
| Square | 3905000100 |
| Cube | 244023456249000 |
| Square root | 249.979999 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 104 |
| Scientific notation | 6.249 × |
62490 in other forms
| Form | Value |
|---|---|
| In words | sixty-two thousand four hundred and ninety |
| Binary (base 2) | 1111010000011010 |
| Octal (base 8) | 172032 |
| Hexadecimal (base 16) | F41A |
| Base 3 | 10011201110 |
| As time | 62490 seconds = 17 h 21 min 30 s |
Is 62490 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (62490 ÷ 2 = 31245) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (62490 ÷ 3 = 20830) | 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 | Yes (62490 ÷ 5 = 12498) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (62490 ÷ 6 = 10415) | 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 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (62490 ÷ 10 = 6249) | 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 62490 a prime number?
No. 62490 = 2 × 3 × 5 × 2083, so it is divisible by 2.
What are the factors of 62490?
1, 2, 3, 5, 6, 10, 15, 30, 2083, 4166, 6249, 10415, 12498, 20830, 31245, 62490.
What is 62490 in binary?
1111010000011010 (hexadecimal F41A, octal 172032).
What is the square root of 62490?
About 249.9800.
Is 62490 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 62490?
It is a composite number with 16 divisors.