Base | Representation |
---|---|
bin | 100110001101… |
… | …0101001001111 |
3 | 1101200201211212 |
4 | 1030122221033 |
5 | 20112011304 |
6 | 1553205035 |
7 | 332161364 |
oct | 114325117 |
9 | 41621755 |
10 | 20032079 |
11 | 10342441 |
12 | 686077b |
13 | 41c4c02 |
14 | 293646b |
15 | 1b5a66e |
hex | 131aa4f |
20032079 has 2 divisors, whose sum is σ = 20032080. Its totient is φ = 20032078.
The previous prime is 20032043. The next prime is 20032087. The reversal of 20032079 is 97023002.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 20032079 - 224 = 3254863 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20032279) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016039 + 10016040.
It is an arithmetic number, because the mean of its divisors is an integer number (10016040).
Almost surely, 220032079 is an apocalyptic number.
20032079 is a deficient number, since it is larger than the sum of its proper divisors (1).
20032079 is an equidigital number, since it uses as much as digits as its factorization.
20032079 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 756, while the sum is 23.
The square root of 20032079 is about 4475.7210592261. The cubic root of 20032079 is about 271.5868104746.
The spelling of 20032079 in words is "twenty million, thirty-two thousand, seventy-nine".
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