Base | Representation |
---|---|
bin | 111011000011… |
… | …1110011101000 |
3 | 2011021011221200 |
4 | 1312013303220 |
5 | 30411334333 |
6 | 3023404200 |
7 | 524124606 |
oct | 166076350 |
9 | 64234850 |
10 | 30964968 |
11 | 1652a491 |
12 | a453660 |
13 | 6552288 |
14 | 4180876 |
15 | 2ab9c13 |
hex | 1d87ce8 |
30964968 has 48 divisors (see below), whose sum is σ = 84161220. Its totient is φ = 10285056.
The previous prime is 30964961. The next prime is 30964979. The reversal of 30964968 is 86946903.
It can be written as a sum of positive squares in 2 ways, for example, as 30008484 + 956484 = 5478^2 + 978^2 .
It is not an unprimeable number, because it can be changed into a prime (30964961) 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, 26280 + ... + 27432.
Almost surely, 230964968 is an apocalyptic number.
It is an amenable number.
30964968 is an abundant number, since it is smaller than the sum of its proper divisors (53196252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30964968 is a wasteful number, since it uses less digits than its factorization.
30964968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1538 (or 1531 counting only the distinct ones).
The product of its (nonzero) digits is 279936, while the sum is 45.
The square root of 30964968 is about 5564.6175070709. The cubic root of 30964968 is about 314.0196885433.
The spelling of 30964968 in words is "thirty million, nine hundred sixty-four thousand, nine hundred sixty-eight".
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