Base | Representation |
---|---|
bin | 11100000101011010… |
… | …100110010111101010 |
3 | 2212211121010201200100 |
4 | 130011122212113222 |
5 | 443224320130213 |
6 | 21504151450230 |
7 | 2115166424541 |
oct | 340532462752 |
9 | 85747121610 |
10 | 30155630058 |
11 | 11875081214 |
12 | 5a17086976 |
13 | 2ac76b57a8 |
14 | 1660d9b158 |
15 | bb761b773 |
hex | 7056a65ea |
30155630058 has 48 divisors (see below), whose sum is σ = 65859183936. Its totient is φ = 9971881920.
The previous prime is 30155630041. The next prime is 30155630059. The reversal of 30155630058 is 85003655103.
30155630058 is a `hidden beast` number, since 3 + 0 + 15 + 5 + 630 + 0 + 5 + 8 = 666.
It is not an unprimeable number, because it can be changed into a prime (30155630059) 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, 1176091 + ... + 1201457.
It is an arithmetic number, because the mean of its divisors is an integer number (1372066332).
Almost surely, 230155630058 is an apocalyptic number.
30155630058 is an abundant number, since it is smaller than the sum of its proper divisors (35703553878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30155630058 is a wasteful number, since it uses less digits than its factorization.
30155630058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25899 (or 25896 counting only the distinct ones).
The product of its (nonzero) digits is 54000, while the sum is 36.
The spelling of 30155630058 in words is "thirty billion, one hundred fifty-five million, six hundred thirty thousand, fifty-eight".
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