The number 46425
46425 is a composite number with 12 divisors. Its prime factorisation is 3 × × 619. Divisors (12): 1, 3, 5, 15, 25, 75, 619, 1857, 3095, 9285, 15475, 46425.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 46425: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
46425 is composite. Its prime factorisation is
- 3
The divisors add up to 76880; without 46425 itself that is 30455, so 46425 is deficient (30455 is less than 46425). Euler's totient φ(46425) = 24720 numbers up to 46425 share no factor with it.
- 4
The digits of 46425 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 176 steps to reach 1.
LaTeX source of the formulas on this page
\[ 46425 = 3 \times 5^{2} \times 619 \]46425 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 76880 |
| Euler totient φ(n) | 24720 |
| Square | 2155280625 |
| Cube | 100058903015625 |
| Square root | 215.464614 (= 5√1857) |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 176 |
| Scientific notation | 4.6425 × |
46425 in other forms
| Form | Value |
|---|---|
| In words | forty-six thousand four hundred and twenty-five |
| Binary (base 2) | 1011010101011001 |
| Octal (base 8) | 132531 |
| Hexadecimal (base 16) | B559 |
| Base 3 | 2100200110 |
| As time | 46425 seconds = 12 h 53 min 45 s |
Is 46425 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 | Yes (46425 ÷ 3 = 15475) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (46425 ÷ 5 = 9285) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 3) | 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 1) | 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 | No (remainder 5) | 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 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 46425 a prime number?
No. 46425 = 3 × × 619, so it is divisible by 3.
What are the factors of 46425?
1, 3, 5, 15, 25, 75, 619, 1857, 3095, 9285, 15475, 46425.
What is 46425 in binary?
1011010101011001 (hexadecimal B559, octal 132531).
What is the square root of 46425?
About 215.4646, exactly 5√1857.
Is 46425 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 46425?
46425 is a happy number: repeatedly adding the squares of its digits reaches 1.