Base | Representation |
---|---|
bin | 111010001110… |
… | …1110001110011 |
3 | 2010110010012202 |
4 | 1310131301303 |
5 | 30303440200 |
6 | 3010213415 |
7 | 520335500 |
oct | 164356163 |
9 | 63403182 |
10 | 30530675 |
11 | 1626316a |
12 | a28426b |
13 | 642c6b6 |
14 | 40aa4a7 |
15 | 2a311d5 |
hex | 1d1dc73 |
30530675 has 18 divisors (see below), whose sum is σ = 44040708. Its totient is φ = 20934480.
The previous prime is 30530659. The next prime is 30530677. The reversal of 30530675 is 57603503.
It is not a de Polignac number, because 30530675 - 24 = 30530659 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30530677) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11237 + ... + 13686.
It is an arithmetic number, because the mean of its divisors is an integer number (2446706).
Almost surely, 230530675 is an apocalyptic number.
30530675 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30530675 is a deficient number, since it is larger than the sum of its proper divisors (13510033).
30530675 is a wasteful number, since it uses less digits than its factorization.
30530675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24947 (or 24935 counting only the distinct ones).
The product of its (nonzero) digits is 9450, while the sum is 29.
The square root of 30530675 is about 5525.4569946747. The cubic root of 30530675 is about 312.5446976065.
The spelling of 30530675 in words is "thirty million, five hundred thirty thousand, six hundred seventy-five".
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