Base | Representation |
---|---|
bin | 111010001111… |
… | …0111111001001 |
3 | 2010110101000002 |
4 | 1310132333021 |
5 | 30304120000 |
6 | 3010252345 |
7 | 520356101 |
oct | 164367711 |
9 | 63411002 |
10 | 30535625 |
11 | 1626695a |
12 | a2870b5 |
13 | 6431a23 |
14 | 40ac201 |
15 | 2a328d5 |
hex | 1d1efc9 |
30535625 has 10 divisors (see below), whose sum is σ = 38158098. Its totient is φ = 24428000.
The previous prime is 30535577. The next prime is 30535657. The reversal of 30535625 is 52653503.
It is a happy number.
It can be written as a sum of positive squares in 5 ways, for example, as 2699449 + 27836176 = 1643^2 + 5276^2 .
It is not a de Polignac number, because 30535625 - 222 = 26341321 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 23804 + ... + 25053.
Almost surely, 230535625 is an apocalyptic number.
It is an amenable number.
30535625 is a deficient number, since it is larger than the sum of its proper divisors (7622473).
30535625 is an frugal number, since it uses more digits than its factorization.
30535625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48877 (or 48862 counting only the distinct ones).
The product of its (nonzero) digits is 13500, while the sum is 29.
The square root of 30535625 is about 5525.9049032715. The cubic root of 30535625 is about 312.5615878614.
The spelling of 30535625 in words is "thirty million, five hundred thirty-five thousand, six hundred twenty-five".
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