Base | Representation |
---|---|
bin | 1100111010110… |
… | …01000011111101 |
3 | 21112220200010021 |
4 | 12131121003331 |
5 | 210220240000 |
6 | 14430412141 |
7 | 2454054025 |
oct | 635310375 |
9 | 245820107 |
10 | 108368125 |
11 | 56197638 |
12 | 30361051 |
13 | 195b3668 |
14 | 1056ca85 |
15 | 97a911a |
hex | 67590fd |
108368125 has 20 divisors (see below), whose sum is σ = 138752460. Its totient is φ = 84560000.
The previous prime is 108368107. The next prime is 108368129. The reversal of 108368125 is 521863801.
It can be written as a sum of positive squares in 10 ways, for example, as 75672601 + 32695524 = 8699^2 + 5718^2 .
It is not a de Polignac number, because 108368125 - 29 = 108367613 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108368129) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23511 + ... + 27739.
It is an arithmetic number, because the mean of its divisors is an integer number (6937623).
Almost surely, 2108368125 is an apocalyptic number.
It is an amenable number.
108368125 is a deficient number, since it is larger than the sum of its proper divisors (30384335).
108368125 is an frugal number, since it uses more digits than its factorization.
108368125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4290 (or 4275 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 34.
The square root of 108368125 is about 10410.0012007684. The cubic root of 108368125 is about 476.7607779251.
It can be divided in two parts, 1083681 and 25, that multiplied together give a square (27092025 = 52052).
The spelling of 108368125 in words is "one hundred eight million, three hundred sixty-eight thousand, one hundred twenty-five".
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