Base | Representation |
---|---|
bin | 1010011110110… |
… | …11000100110000 |
3 | 20010110021002200 |
4 | 11033123010300 |
5 | 140002213021 |
6 | 12420343200 |
7 | 2115246111 |
oct | 517330460 |
9 | 203407080 |
10 | 87929136 |
11 | 456a7509 |
12 | 25544b00 |
13 | 152a8499 |
14 | b96c208 |
15 | 7abd126 |
hex | 53db130 |
87929136 has 30 divisors (see below), whose sum is σ = 246079860. Its totient is φ = 29309664.
The previous prime is 87929111. The next prime is 87929141. The reversal of 87929136 is 63192978.
It is a junction number, because it is equal to n+sod(n) for n = 87929091 and 87929100.
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 in 5 ways as a sum of consecutive naturals, for example, 305166 + ... + 305453.
It is an arithmetic number, because the mean of its divisors is an integer number (8202662).
Almost surely, 287929136 is an apocalyptic number.
It is an amenable number.
87929136 is an abundant number, since it is smaller than the sum of its proper divisors (158150724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87929136 is a wasteful number, since it uses less digits than its factorization.
87929136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 610633 (or 610624 counting only the distinct ones).
The product of its digits is 163296, while the sum is 45.
The square root of 87929136 is about 9377.0536950580. The cubic root of 87929136 is about 444.6765920171.
The spelling of 87929136 in words is "eighty-seven million, nine hundred twenty-nine thousand, one hundred thirty-six".
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