Base | Representation |
---|---|
bin | 110101001111100000… |
… | …010001100000100101 |
3 | 12110120011111102010020 |
4 | 311033200101200211 |
5 | 1414040104411422 |
6 | 42132433545353 |
7 | 4062454452564 |
oct | 651740214045 |
9 | 173504442106 |
10 | 57168435237 |
11 | 222771005a1 |
12 | b0b5715259 |
13 | 5510c2a994 |
14 | 2aa47b3bdb |
15 | 1748d8095c |
hex | d4f811825 |
57168435237 has 32 divisors (see below), whose sum is σ = 79395043200. Its totient is φ = 36545789952.
The previous prime is 57168435143. The next prime is 57168435257. The reversal of 57168435237 is 73253486175.
It is not a de Polignac number, because 57168435237 - 219 = 57167910949 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57168435237.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57168435257) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11297814 + ... + 11302872.
It is an arithmetic number, because the mean of its divisors is an integer number (2481095100).
Almost surely, 257168435237 is an apocalyptic number.
It is an amenable number.
57168435237 is a deficient number, since it is larger than the sum of its proper divisors (22226607963).
57168435237 is a wasteful number, since it uses less digits than its factorization.
57168435237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5957.
The product of its digits is 4233600, while the sum is 51.
The spelling of 57168435237 in words is "fifty-seven billion, one hundred sixty-eight million, four hundred thirty-five thousand, two hundred thirty-seven".
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