Base | Representation |
---|---|
bin | 1101110011101… |
… | …11000100101110 |
3 | 22001221211101020 |
4 | 12321313010232 |
5 | 214123043321 |
6 | 15254355010 |
7 | 2604355650 |
oct | 671670456 |
9 | 261854336 |
10 | 115831086 |
11 | 5a424678 |
12 | 3295ba66 |
13 | 1acc7507 |
14 | 115526d0 |
15 | a2804c6 |
hex | 6e7712e |
115831086 has 16 divisors (see below), whose sum is σ = 264756864. Its totient is φ = 33094584.
The previous prime is 115831061. The next prime is 115831103. The reversal of 115831086 is 680138511.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1378900 + ... + 1378983.
It is an arithmetic number, because the mean of its divisors is an integer number (16547304).
Almost surely, 2115831086 is an apocalyptic number.
115831086 is an abundant number, since it is smaller than the sum of its proper divisors (148925778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115831086 is a wasteful number, since it uses less digits than its factorization.
115831086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2757895.
The product of its (nonzero) digits is 5760, while the sum is 33.
The square root of 115831086 is about 10762.4851219409. The cubic root of 115831086 is about 487.4630588707.
Adding to 115831086 its reverse (680138511), we get a palindrome (795969597).
The spelling of 115831086 in words is "one hundred fifteen million, eight hundred thirty-one thousand, eighty-six".
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