Base | Representation |
---|---|
bin | 111010100000… |
… | …0000001000100 |
3 | 2010201020120212 |
4 | 1311000001010 |
5 | 30322432131 |
6 | 3013214552 |
7 | 521461403 |
oct | 165000104 |
9 | 63636525 |
10 | 30670916 |
11 | 16349571 |
12 | a331458 |
13 | 647b493 |
14 | 410563a |
15 | 2a5ca2b |
hex | 1d40044 |
30670916 has 6 divisors (see below), whose sum is σ = 53674110. Its totient is φ = 15335456.
The previous prime is 30670903. The next prime is 30670933. The reversal of 30670916 is 61907603.
It can be written as a sum of positive squares in only one way, i.e., 28408900 + 2262016 = 5330^2 + 1504^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3833861 + ... + 3833868.
It is an arithmetic number, because the mean of its divisors is an integer number (8945685).
Almost surely, 230670916 is an apocalyptic number.
It is an amenable number.
30670916 is a deficient number, since it is larger than the sum of its proper divisors (23003194).
30670916 is a wasteful number, since it uses less digits than its factorization.
30670916 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7667733 (or 7667731 counting only the distinct ones).
The product of its (nonzero) digits is 6804, while the sum is 32.
The square root of 30670916 is about 5538.1328983693. The cubic root of 30670916 is about 313.0225191091.
The spelling of 30670916 in words is "thirty million, six hundred seventy thousand, nine hundred sixteen".
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