The number 46018
46018 is a composite number with 16 divisors. Its prime factorisation is 2 × 7 × 19 × 173. Divisors (16): 1, 2, 7, 14, 19, 38, 133, 173, 266, 346, 1211, 2422, 3287, 6574, 23009, 46018.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 46018: a Harshad number: divisible by its digit sum 19.
- 2
46018 is composite. Its prime factorisation is
- 3
The divisors add up to 83520; without 46018 itself that is 37502, so 46018 is deficient (37502 is less than 46018). Euler's totient φ(46018) = 18576 numbers up to 46018 share no factor with it.
- 4
The digits of 46018 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
\[ 46018 = 2 \times 7 \times 19 \times 173 \]
46018 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 83520 |
| Euler totient φ(n) | 18576 |
| Square | 2117656324 |
| Cube | 97450308717832 |
| Square root | 214.518065 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 176 |
| Scientific notation | 4.6018 × |
46018 in other forms
| Form | Value |
|---|---|
| In words | forty-six thousand and eighteen |
| Binary (base 2) | 1011001111000010 |
| Octal (base 8) | 131702 |
| Hexadecimal (base 16) | B3C2 |
| Base 3 | 2100010101 |
| As time | 46018 seconds = 12 h 46 min 58 s |
Is 46018 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (46018 ÷ 2 = 23009) | 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 3) | 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 | Yes (46018 ÷ 7 = 6574) | 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 8) | 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 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 46018 a prime number?
No. 46018 = 2 × 7 × 19 × 173, so it is divisible by 2.
What are the factors of 46018?
1, 2, 7, 14, 19, 38, 133, 173, 266, 346, 1211, 2422, 3287, 6574, 23009, 46018.
What is 46018 in binary?
1011001111000010 (hexadecimal B3C2, octal 131702).
What is the square root of 46018?
About 214.5181.
Is 46018 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 46018?
46018 is a Harshad number: divisible by its digit sum 19.