Base | Representation |
---|---|
bin | 1100011010110… |
… | …0100101111001 |
3 | 10122000022011010 |
4 | 3012230211321 |
5 | 101313242121 |
6 | 5100224133 |
7 | 1201506420 |
oct | 306544571 |
9 | 118008133 |
10 | 52087161 |
11 | 27446945 |
12 | 1553b049 |
13 | aa39409 |
14 | 6cbc2b7 |
15 | 488d376 |
hex | 31ac979 |
52087161 has 48 divisors (see below), whose sum is σ = 85795200. Its totient is φ = 27498240.
The previous prime is 52087141. The next prime is 52087163. The reversal of 52087161 is 16178025.
It is not a de Polignac number, because 52087161 - 29 = 52086649 is a prime.
52087161 is a modest number, since divided by 7161 gives 5208 as remainder.
It is not an unprimeable number, because it can be changed into a prime (52087163) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 585205 + ... + 585293.
It is an arithmetic number, because the mean of its divisors is an integer number (1787400).
Almost surely, 252087161 is an apocalyptic number.
It is an amenable number.
52087161 is a deficient number, since it is larger than the sum of its proper divisors (33708039).
52087161 is a wasteful number, since it uses less digits than its factorization.
52087161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190 (or 159 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 30.
The square root of 52087161 is about 7217.1435485239. The cubic root of 52087161 is about 373.4595437616.
The spelling of 52087161 in words is "fifty-two million, eighty-seven thousand, one hundred sixty-one".
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