Base | Representation |
---|---|
bin | 111001100011… |
… | …0011010110000 |
3 | 2002202221100220 |
4 | 1303012122300 |
5 | 30211012343 |
6 | 2554413040 |
7 | 514315326 |
oct | 163063260 |
9 | 62687326 |
10 | 30172848 |
11 | 16039342 |
12 | a131180 |
13 | 6335874 |
14 | 4015d16 |
15 | 29b0183 |
hex | 1cc66b0 |
30172848 has 40 divisors (see below), whose sum is σ = 78374448. Its totient is φ = 10002432.
The previous prime is 30172819. The next prime is 30172867. The reversal of 30172848 is 84827103.
It is a super-2 number, since 2×301728482 = 1820801512862208, which contains 22 as substring.
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, 7636 + ... + 10892.
Almost surely, 230172848 is an apocalyptic number.
It is an amenable number.
30172848 is an abundant number, since it is smaller than the sum of its proper divisors (48201600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30172848 is a wasteful number, since it uses less digits than its factorization.
30172848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3461 (or 3455 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 30172848 is about 5492.9817039564. The cubic root of 30172848 is about 311.3188625234.
The spelling of 30172848 in words is "thirty million, one hundred seventy-two thousand, eight hundred forty-eight".
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