The number 42410
42410 is a composite number with 8 divisors. Its prime factorisation is 2 × 5 × 4241. Divisors (8): 1, 2, 5, 10, 4241, 8482, 21205, 42410.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
42410 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
42410 is composite. Its prime factorisation is
- 3
The divisors add up to 76356; without 42410 itself that is 33946, so 42410 is deficient (33946 is less than 42410). Euler's totient φ(42410) = 16960 numbers up to 42410 share no factor with it.
- 4
The digits of 42410 add up to 11, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 31 steps to reach 1.
LaTeX source of the formulas on this page
\[ 42410 = 2 \times 5 \times 4241 \]
42410 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 76356 |
| Euler totient φ(n) | 16960 |
| Square | 1798608100 |
| Cube | 76278969521000 |
| Square root | 205.936884 |
| Digit sum / digital root | 11 / 2 |
| Collatz steps to 1 | 31 |
| Scientific notation | 4.241 × |
42410 in other forms
| Form | Value |
|---|---|
| In words | forty-two thousand four hundred and ten |
| Binary (base 2) | 1010010110101010 |
| Octal (base 8) | 122652 |
| Hexadecimal (base 16) | A5AA |
| Base 3 | 2011011202 |
| As time | 42410 seconds = 11 h 46 min 50 s |
Is 42410 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (42410 ÷ 2 = 21205) | 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 | Yes (42410 ÷ 5 = 8482) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (42410 ÷ 10 = 4241) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 5) | 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 42410 a prime number?
No. 42410 = 2 × 5 × 4241, so it is divisible by 2.
What are the factors of 42410?
1, 2, 5, 10, 4241, 8482, 21205, 42410.
What is 42410 in binary?
1010010110101010 (hexadecimal A5AA, octal 122652).
What is the square root of 42410?
About 205.9369.
Is 42410 divisible by 3?
No. Its digits add up to 11, which is not a multiple of 3.
What is special about the number 42410?
It is a composite number with 8 divisors.