Base | Representation |
---|---|
bin | 111001010101… |
… | …1111111001001 |
3 | 2002120102212011 |
4 | 1302223333021 |
5 | 30144031320 |
6 | 2552215521 |
7 | 513354565 |
oct | 162537711 |
9 | 62512764 |
10 | 30064585 |
11 | 15a74a71 |
12 | a09a5a1 |
13 | 62c84c5 |
14 | 3dc86a5 |
15 | 298d05a |
hex | 1cabfc9 |
30064585 has 16 divisors (see below), whose sum is σ = 38328336. Its totient is φ = 22560768.
The previous prime is 30064579. The next prime is 30064607. The reversal of 30064585 is 58546003.
It can be written as a sum of positive squares in 8 ways, for example, as 121801 + 29942784 = 349^2 + 5472^2 .
It is not a de Polignac number, because 30064585 - 23 = 30064577 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48739 + ... + 49351.
It is an arithmetic number, because the mean of its divisors is an integer number (2395521).
Almost surely, 230064585 is an apocalyptic number.
It is an amenable number.
30064585 is a deficient number, since it is larger than the sum of its proper divisors (8263751).
30064585 is a wasteful number, since it uses less digits than its factorization.
30064585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1212.
The product of its (nonzero) digits is 14400, while the sum is 31.
The square root of 30064585 is about 5483.1181822025. The cubic root of 30064585 is about 310.9460692318.
The spelling of 30064585 in words is "thirty million, sixty-four thousand, five hundred eighty-five".
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