Base | Representation |
---|---|
bin | 111001100110… |
… | …0000111000101 |
3 | 2002211010100111 |
4 | 1303030013011 |
5 | 30212234130 |
6 | 2555113021 |
7 | 514443316 |
oct | 163140705 |
9 | 62733314 |
10 | 30196165 |
11 | 1605490a |
12 | a142771 |
13 | 634336c |
14 | 402060d |
15 | 29b702a |
hex | 1ccc1c5 |
30196165 has 12 divisors (see below), whose sum is σ = 38494116. Its totient is φ = 22734848.
The previous prime is 30196157. The next prime is 30196183. The reversal of 30196165 is 56169103.
It can be written as a sum of positive squares in 6 ways, for example, as 2169729 + 28026436 = 1473^2 + 5294^2 .
It is not a de Polignac number, because 30196165 - 23 = 30196157 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9004 + ... + 11893.
It is an arithmetic number, because the mean of its divisors is an integer number (3207843).
Almost surely, 230196165 is an apocalyptic number.
It is an amenable number.
30196165 is a deficient number, since it is larger than the sum of its proper divisors (8297951).
30196165 is a wasteful number, since it uses less digits than its factorization.
30196165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20936 (or 20919 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 31.
The square root of 30196165 is about 5495.1037296852. The cubic root of 30196165 is about 311.3990356296.
The spelling of 30196165 in words is "thirty million, one hundred ninety-six thousand, one hundred sixty-five".
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