Base | Representation |
---|---|
bin | 1100001110001… |
… | …10101101110000 |
3 | 21010220211222011 |
4 | 12013012231300 |
5 | 202221311213 |
6 | 14101252304 |
7 | 2353312030 |
oct | 607065560 |
9 | 233824864 |
10 | 102525808 |
11 | 52967180 |
12 | 2a404094 |
13 | 18319378 |
14 | d88b8c0 |
15 | 900303d |
hex | 61c6b70 |
102525808 has 40 divisors (see below), whose sum is σ = 247662720. Its totient is φ = 39944640.
The previous prime is 102525763. The next prime is 102525823. The reversal of 102525808 is 808525201.
It is a self number, because there is not a number n which added to its sum of digits gives 102525808.
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 7 ways as a sum of consecutive naturals, for example, 40378 + ... + 42841.
It is an arithmetic number, because the mean of its divisors is an integer number (6191568).
Almost surely, 2102525808 is an apocalyptic number.
It is an amenable number.
102525808 is an abundant number, since it is smaller than the sum of its proper divisors (145136912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102525808 is a wasteful number, since it uses less digits than its factorization.
102525808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83245 (or 83239 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 31.
The square root of 102525808 is about 10125.5028517106. The cubic root of 102525808 is about 468.0343559652.
The spelling of 102525808 in words is "one hundred two million, five hundred twenty-five thousand, eight hundred eight".
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