Base | Representation |
---|---|
bin | 11100000101111101… |
… | …001001010101001000 |
3 | 2212212020011211022020 |
4 | 130011331021111020 |
5 | 443234124424102 |
6 | 21505113524440 |
7 | 2115336413256 |
oct | 340575112510 |
9 | 85766154266 |
10 | 30164686152 |
11 | 1187a1a7197 |
12 | 5a1a113720 |
13 | 2ac9536823 |
14 | 16622775d6 |
15 | bb8309bbc |
hex | 705f49548 |
30164686152 has 32 divisors (see below), whose sum is σ = 77844353280. Its totient is φ = 9730543680.
The previous prime is 30164686141. The next prime is 30164686169. The reversal of 30164686152 is 25168646103.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20271223 + ... + 20272710.
It is an arithmetic number, because the mean of its divisors is an integer number (2432636040).
Almost surely, 230164686152 is an apocalyptic number.
It is an amenable number.
30164686152 is an abundant number, since it is smaller than the sum of its proper divisors (47679667128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30164686152 is a wasteful number, since it uses less digits than its factorization.
30164686152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40543973 (or 40543969 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 42.
The spelling of 30164686152 in words is "thirty billion, one hundred sixty-four million, six hundred eighty-six thousand, one hundred fifty-two".
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