Base | Representation |
---|---|
bin | 111011000011… |
… | …0110101000100 |
3 | 2011020222110101 |
4 | 1312012311010 |
5 | 30411222324 |
6 | 3023333444 |
7 | 524110126 |
oct | 166066504 |
9 | 64228411 |
10 | 30960964 |
11 | 16527481 |
12 | a451284 |
13 | 65504c8 |
14 | 417d216 |
15 | 2ab8944 |
hex | 1d86d44 |
30960964 has 12 divisors (see below), whose sum is σ = 54791100. Its totient is φ = 15306368.
The previous prime is 30960959. The next prime is 30961019. The reversal of 30960964 is 46906903.
It can be written as a sum of positive squares in 2 ways, for example, as 1800964 + 29160000 = 1342^2 + 5400^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43129 + ... + 43840.
It is an arithmetic number, because the mean of its divisors is an integer number (4565925).
Almost surely, 230960964 is an apocalyptic number.
It is an amenable number.
30960964 is a deficient number, since it is larger than the sum of its proper divisors (23830136).
30960964 is a wasteful number, since it uses less digits than its factorization.
30960964 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87062 (or 87060 counting only the distinct ones).
The product of its (nonzero) digits is 34992, while the sum is 37.
The square root of 30960964 is about 5564.2577222843. The cubic root of 30960964 is about 314.0061529350.
The spelling of 30960964 in words is "thirty million, nine hundred sixty thousand, nine hundred sixty-four".
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