The number 2950
2950 is a composite number with 12 divisors. Its prime factorisation is 2 × × 59. Divisors (12): 1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
2950 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
2950 is composite. Its prime factorisation is
- 3
The divisors add up to 5580; without 2950 itself that is 2630, so 2950 is deficient (2630 is less than 2950). Euler's totient φ(2950) = 1160 numbers up to 2950 share no factor with it.
- 4
The digits of 2950 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 141 steps to reach 1.
LaTeX source of the formulas on this page
\[ 2950 = 2 \times 5^{2} \times 59 \]2950 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 5580 |
| Euler totient φ(n) | 1160 |
| Square | 8702500 |
| Cube | 25672375000 |
| Square root | 54.313902 (= 5√118) |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 141 |
| Scientific notation | 2.95 × |
2950 in other forms
| Form | Value |
|---|---|
| In words | two thousand nine hundred and fifty |
| Roman numerals | MMCML |
| Binary (base 2) | 101110000110 |
| Octal (base 8) | 5606 |
| Hexadecimal (base 16) | B86 |
| Base 3 | 11001021 |
| As time | 2950 seconds = 49 min 10 s |
Is 2950 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (2950 ÷ 2 = 1475) | 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 | Yes (2950 ÷ 5 = 590) | 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 | 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (2950 ÷ 10 = 295) | 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 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 2950 a prime number?
No. 2950 = 2 × × 59, so it is divisible by 2.
What are the factors of 2950?
1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950.
What is 2950 in binary?
101110000110 (hexadecimal B86, octal 5606).
What is the square root of 2950?
About 54.3139, exactly 5√118.
What is 2950 in Roman numerals?
MMCML.
Is 2950 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 2950?
It is a composite number with 12 divisors.