Base | Representation |
---|---|
bin | 111010010100… |
… | …0100111100001 |
3 | 2010112101010010 |
4 | 1310220213201 |
5 | 30311400243 |
6 | 3011155133 |
7 | 520612104 |
oct | 164504741 |
9 | 63471103 |
10 | 30575073 |
11 | 16293561 |
12 | a2a5aa9 |
13 | 6446979 |
14 | 40bc73b |
15 | 2a3e433 |
hex | 1d289e1 |
30575073 has 8 divisors (see below), whose sum is σ = 42539328. Its totient is φ = 19497104.
The previous prime is 30575071. The next prime is 30575081. The reversal of 30575073 is 37057503.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30575073 - 21 = 30575071 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30575073.
It is not an unprimeable number, because it can be changed into a prime (30575071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221490 + ... + 221627.
It is an arithmetic number, because the mean of its divisors is an integer number (5317416).
Almost surely, 230575073 is an apocalyptic number.
It is an amenable number.
30575073 is a deficient number, since it is larger than the sum of its proper divisors (11964255).
30575073 is a wasteful number, since it uses less digits than its factorization.
30575073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 443143.
The product of its (nonzero) digits is 11025, while the sum is 30.
The square root of 30575073 is about 5529.4731213742. The cubic root of 30575073 is about 312.6961260582.
The spelling of 30575073 in words is "thirty million, five hundred seventy-five thousand, seventy-three".
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