Base | Representation |
---|---|
bin | 111010001101… |
… | …1101100111000 |
3 | 2010102200112200 |
4 | 1310123230320 |
5 | 30303202133 |
6 | 3010110200 |
7 | 520301625 |
oct | 164335470 |
9 | 63380480 |
10 | 30522168 |
11 | 16257836 |
12 | a27b360 |
13 | 6428871 |
14 | 40a734c |
15 | 2a2d913 |
hex | 1d1bb38 |
30522168 has 48 divisors (see below), whose sum is σ = 83054400. Its totient is φ = 10126080.
The previous prime is 30522139. The next prime is 30522169. The reversal of 30522168 is 86122503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30522169) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16473 + ... + 18231.
It is an arithmetic number, because the mean of its divisors is an integer number (1730300).
Almost surely, 230522168 is an apocalyptic number.
It is an amenable number.
30522168 is an abundant number, since it is smaller than the sum of its proper divisors (52532232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30522168 is a wasteful number, since it uses less digits than its factorization.
30522168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2012 (or 2005 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 30522168 is about 5524.6871404632. The cubic root of 30522168 is about 312.5156659880.
The spelling of 30522168 in words is "thirty million, five hundred twenty-two thousand, one hundred sixty-eight".
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