Base | Representation |
---|---|
bin | 111001100010… |
… | …0011001010000 |
3 | 2002202111222221 |
4 | 1303010121100 |
5 | 30210231220 |
6 | 2554310424 |
7 | 514252216 |
oct | 163043120 |
9 | 62674887 |
10 | 30164560 |
11 | 16033098 |
12 | a128414 |
13 | 6331b6a |
14 | 4012cb6 |
15 | 29ac9aa |
hex | 1cc4650 |
30164560 has 40 divisors (see below), whose sum is σ = 70504416. Its totient is φ = 12001920.
The previous prime is 30164557. The next prime is 30164573. The reversal of 30164560 is 6546103.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
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, 15987 + ... + 17773.
Almost surely, 230164560 is an apocalyptic number.
It is an amenable number.
30164560 is an abundant number, since it is smaller than the sum of its proper divisors (40339856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30164560 is a wasteful number, since it uses less digits than its factorization.
30164560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2011 (or 2005 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 30164560 is about 5492.2272349203. The cubic root of 30164560 is about 311.2903551381.
The spelling of 30164560 in words is "thirty million, one hundred sixty-four thousand, five hundred sixty".
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