Base | Representation |
---|---|
bin | 11100001110011110… |
… | …001101011010000010 |
3 | 2220020012001010220212 |
4 | 130032132031122002 |
5 | 444032214240310 |
6 | 21531220234122 |
7 | 2122023051161 |
oct | 341636153202 |
9 | 86205033825 |
10 | 30307571330 |
11 | 11942919a13 |
12 | 5a59b3b942 |
13 | 2b2001417a |
14 | 167722d3d8 |
15 | bc5b31205 |
hex | 70e78d682 |
30307571330 has 32 divisors (see below), whose sum is σ = 55490070384. Its totient is φ = 11916066816.
The previous prime is 30307571309. The next prime is 30307571341. The reversal of 30307571330 is 3317570303.
It can be written as a sum of positive squares in 8 ways, for example, as 22725864001 + 7581707329 = 150751^2 + 87073^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143042 + ... + 284738.
Almost surely, 230307571330 is an apocalyptic number.
30307571330 is a deficient number, since it is larger than the sum of its proper divisors (25182499054).
30307571330 is a wasteful number, since it uses less digits than its factorization.
30307571330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142070.
The product of its (nonzero) digits is 19845, while the sum is 32.
The spelling of 30307571330 in words is "thirty billion, three hundred seven million, five hundred seventy-one thousand, three hundred thirty".
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