Base | Representation |
---|---|
bin | 1010011011101… |
… | …01100000011100 |
3 | 20002200010102112 |
4 | 11031311200130 |
5 | 134400404431 |
6 | 12403413152 |
7 | 2111564165 |
oct | 515654034 |
9 | 202603375 |
10 | 87513116 |
11 | 45442999 |
12 | 253841b8 |
13 | 15191012 |
14 | b8a076c |
15 | 7a39c2b |
hex | 537581c |
87513116 has 6 divisors (see below), whose sum is σ = 153147960. Its totient is φ = 43756556.
The previous prime is 87513047. The next prime is 87513131. The reversal of 87513116 is 61131578.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10939136 + ... + 10939143.
It is an arithmetic number, because the mean of its divisors is an integer number (25524660).
Almost surely, 287513116 is an apocalyptic number.
It is an amenable number.
87513116 is a deficient number, since it is larger than the sum of its proper divisors (65634844).
87513116 is a wasteful number, since it uses less digits than its factorization.
87513116 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21878283 (or 21878281 counting only the distinct ones).
The product of its digits is 5040, while the sum is 32.
The square root of 87513116 is about 9354.8445203541. The cubic root of 87513116 is about 443.9741821419.
The spelling of 87513116 in words is "eighty-seven million, five hundred thirteen thousand, one hundred sixteen".
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