The number 46423
46423 is a composite number with 4 divisors. Its prime factorisation is 13 × 3571. Divisors (4): 1, 13, 3571, 46423.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 46423: a semiprime: 13 × 3571, the product of two primes.
- 2
46423 is composite. Its prime factorisation is
- 3
The divisors add up to 50008; without 46423 itself that is 3585, so 46423 is deficient (3585 is less than 46423). Euler's totient φ(46423) = 42840 numbers up to 46423 share no factor with it.
- 4
The digits of 46423 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 176 steps to reach 1.
LaTeX source of the formulas on this page
\[ 46423 = 13 \times 3571 \]
46423 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 50008 |
| Euler totient φ(n) | 42840 |
| Square | 2155094929 |
| Cube | 100045971888967 |
| Square root | 215.459973 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 176 |
| Scientific notation | 4.6423 × |
46423 in other forms
| Form | Value |
|---|---|
| In words | forty-six thousand four hundred and twenty-three |
| Binary (base 2) | 1011010101010111 |
| Octal (base 8) | 132527 |
| Hexadecimal (base 16) | B557 |
| Base 3 | 2100200101 |
| As time | 46423 seconds = 12 h 53 min 43 s |
Is 46423 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | No (remainder 1) | 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 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 6) | 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 7) | 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 3) | 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 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 46423 a prime number?
No. 46423 = 13 × 3571, so it is divisible by 13.
What are the factors of 46423?
1, 13, 3571, 46423.
What is 46423 in binary?
1011010101010111 (hexadecimal B557, octal 132527).
What is the square root of 46423?
About 215.4600.
Is 46423 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 46423?
46423 is a semiprime: 13 × 3571, the product of two primes.