Base | Representation |
---|---|
bin | 1101101110001… |
… | …10110010100001 |
3 | 22000121010220020 |
4 | 12313012302201 |
5 | 213431442100 |
6 | 15231104053 |
7 | 2565260553 |
oct | 667066241 |
9 | 260533806 |
10 | 115109025 |
11 | 59a81129 |
12 | 32672029 |
13 | 1ab03965 |
14 | 114054d3 |
15 | a18b5a0 |
hex | 6dc6ca1 |
115109025 has 12 divisors (see below), whose sum is σ = 190313712. Its totient is φ = 61391440.
The previous prime is 115109003. The next prime is 115109047. The reversal of 115109025 is 520901511.
It is an interprime number because it is at equal distance from previous prime (115109003) and next prime (115109047).
It is not a de Polignac number, because 115109025 - 210 = 115108001 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 115108986 and 115109004.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 767319 + ... + 767468.
It is an arithmetic number, because the mean of its divisors is an integer number (15859476).
Almost surely, 2115109025 is an apocalyptic number.
115109025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
115109025 is a deficient number, since it is larger than the sum of its proper divisors (75204687).
115109025 is a wasteful number, since it uses less digits than its factorization.
115109025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1534800 (or 1534795 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 24.
The square root of 115109025 is about 10728.8874073689. The cubic root of 115109025 is about 486.4480406534.
The spelling of 115109025 in words is "one hundred fifteen million, one hundred nine thousand, twenty-five".
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