The number 74426
74426 is a composite number with 16 divisors. Its prime factorisation is 2 × 11 × 17 × 199. Divisors (16): 1, 2, 11, 17, 22, 34, 187, 199, 374, 398, 2189, 3383, 4378, 6766, 37213, 74426.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
74426 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
74426 is composite. Its prime factorisation is
- 3
The divisors add up to 129600; without 74426 itself that is 55174, so 74426 is deficient (55174 is less than 74426). Euler's totient φ(74426) = 31680 numbers up to 74426 share no factor with it.
- 4
The digits of 74426 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 37 steps to reach 1.
LaTeX source of the formulas on this page
\[ 74426 = 2 \times 11 \times 17 \times 199 \]
74426 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 129600 |
| Euler totient φ(n) | 31680 |
| Square | 5539229476 |
| Cube | 412262692980776 |
| Square root | 272.811290 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 37 |
| Scientific notation | 7.4426 × |
74426 in other forms
| Form | Value |
|---|---|
| In words | seventy-four thousand four hundred and twenty-six |
| Binary (base 2) | 10010001010111010 |
| Octal (base 8) | 221272 |
| Hexadecimal (base 16) | 122BA |
| Base 3 | 10210002112 |
| As time | 74426 seconds = 20 h 40 min 26 s |
Is 74426 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (74426 ÷ 2 = 37213) | 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 1) | 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 2) | 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 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | Yes (74426 ÷ 11 = 6766) | 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 74426 a prime number?
No. 74426 = 2 × 11 × 17 × 199, so it is divisible by 2.
What are the factors of 74426?
1, 2, 11, 17, 22, 34, 187, 199, 374, 398, 2189, 3383, 4378, 6766, 37213, 74426.
What is 74426 in binary?
10010001010111010 (hexadecimal 122BA, octal 221272).
What is the square root of 74426?
About 272.8113.
Is 74426 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 74426?
It is a composite number with 16 divisors.