Base | Representation |
---|---|
bin | 11100101001001001… |
… | …001111000110001001 |
3 | 2221101101001211022100 |
4 | 130221021033012021 |
5 | 1000441243324212 |
6 | 22043443344013 |
7 | 2136065452203 |
oct | 345111170611 |
9 | 87341054270 |
10 | 30755058057 |
11 | 12052479359 |
12 | 5b63982009 |
13 | 2b91940c09 |
14 | 16ba835773 |
15 | c00074bdc |
hex | 72924f189 |
30755058057 has 24 divisors (see below), whose sum is σ = 45879724800. Its totient is φ = 19832142240.
The previous prime is 30755058053. The next prime is 30755058079. The reversal of 30755058057 is 75085055703.
It is not a de Polignac number, because 30755058057 - 22 = 30755058053 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30755058053) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 559363 + ... + 611879.
It is an arithmetic number, because the mean of its divisors is an integer number (1911655200).
Almost surely, 230755058057 is an apocalyptic number.
It is an amenable number.
30755058057 is a deficient number, since it is larger than the sum of its proper divisors (15124666743).
30755058057 is a wasteful number, since it uses less digits than its factorization.
30755058057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54653 (or 54650 counting only the distinct ones).
The product of its (nonzero) digits is 735000, while the sum is 45.
The spelling of 30755058057 in words is "thirty billion, seven hundred fifty-five million, fifty-eight thousand, fifty-seven".
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