Base | Representation |
---|---|
bin | 1100111110101… |
… | …00010001110000 |
3 | 21120212022102112 |
4 | 12133110101300 |
5 | 210332412231 |
6 | 14445304452 |
7 | 2461255313 |
oct | 637242160 |
9 | 246768375 |
10 | 108872816 |
11 | 56501838 |
12 | 30565128 |
13 | 1972c2b0 |
14 | 1066097a |
15 | 985892b |
hex | 67d4470 |
108872816 has 20 divisors (see below), whose sum is σ = 227167752. Its totient is φ = 50248896.
The previous prime is 108872809. The next prime is 108872839. The reversal of 108872816 is 618278801.
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 in 3 ways as a sum of consecutive naturals, for example, 261506 + ... + 261921.
Almost surely, 2108872816 is an apocalyptic number.
108872816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
108872816 is an abundant number, since it is smaller than the sum of its proper divisors (118294936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108872816 is a wasteful number, since it uses less digits than its factorization.
108872816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 523448 (or 523442 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 41.
The square root of 108872816 is about 10434.2137221738. The cubic root of 108872816 is about 477.4997538443.
The spelling of 108872816 in words is "one hundred eight million, eight hundred seventy-two thousand, eight hundred sixteen".
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