Check the properties of a positive integer to enter the number in the search box. If you input two numbers separated by a space, the properties of the pair like GCD are shown. If you separate two numbers by a comma, the sequences containing those numbers are listed.
27 = 3 × 3 × 3
| Factor | Count |
|---|---|
| 3 | 3 |
5.19615242270663202361902222037315...
3
0.0370370370370370
11011
5
33
1b
| Prime number | No |
| Hexagonal number | No |
| Perfect number | No |
| Deficient number | No |
| Abundant number | No |
| Mersenne number | No |
| Harshad number | Yes |
| Harmonic divisor number | No |
QR27 (sequence)
0
Properties of the number 27: 27 has 4 divisors. The divisors of 27 are 1, 3, 9, 27 and the sum of them is 40. The factorization of 27 is 3 × 3 × 3. The square and cube of 27 are 729 and 19683 respectively. The square root and cube root of 27 are 5.19615242270663202361902222037315... and 3. The binary, octal, hexadecimal of 27 are 11011, 33, 1b. 27 is not a prime number, not hexagonal number, not perfect number, not deficient number, not Mersenne number, not Mersenne number, Harshad number, not harmonic divisor number.
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