The number 46994
46994 is a composite number with 4 divisors. Its prime factorisation is 2 × 23497. Divisors (4): 1, 2, 23497, 46994.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 46994: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 2 × 23497, the product of two primes.
- 2
46994 is composite. Its prime factorisation is
- 3
The divisors add up to 70494; without 46994 itself that is 23500, so 46994 is deficient (23500 is less than 46994). Euler's totient φ(46994) = 23496 numbers up to 46994 share no factor with it.
- 4
The digits of 46994 add up to 32, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 57 steps to reach 1.
LaTeX source of the formulas on this page
\[ 46994 = 2 \times 23497 \]
46994 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 70494 |
| Euler totient φ(n) | 23496 |
| Square | 2208436036 |
| Cube | 103783243075784 |
| Square root | 216.780995 |
| Digit sum / digital root | 32 / 5 |
| Collatz steps to 1 | 57 |
| Scientific notation | 4.6994 × |
46994 in other forms
| Form | Value |
|---|---|
| In words | forty-six thousand nine hundred and ninety-four |
| Binary (base 2) | 1011011110010010 |
| Octal (base 8) | 133622 |
| Hexadecimal (base 16) | B792 |
| Base 3 | 2101110112 |
| As time | 46994 seconds = 13 h 3 min 14 s |
Is 46994 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (46994 ÷ 2 = 23497) | 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 4) | 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 3) | 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 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 4) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 2) | 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 46994 a prime number?
No. 46994 = 2 × 23497, so it is divisible by 2.
What are the factors of 46994?
1, 2, 23497, 46994.
What is 46994 in binary?
1011011110010010 (hexadecimal B792, octal 133622).
What is the square root of 46994?
About 216.7810.
Is 46994 divisible by 3?
No. Its digits add up to 32, which is not a multiple of 3.
What is special about the number 46994?
46994 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 2 × 23497, the product of two primes.