Base | Representation |
---|---|
bin | 1101110100011… |
… | …00110010001000 |
3 | 22002010100100122 |
4 | 12322030302020 |
5 | 214133420013 |
6 | 15300322412 |
7 | 2605206131 |
oct | 672146210 |
9 | 262110318 |
10 | 115920008 |
11 | 5a485466 |
12 | 329a3408 |
13 | 1b028b29 |
14 | 11576c88 |
15 | a29ba08 |
hex | 6e8cc88 |
115920008 has 64 divisors (see below), whose sum is σ = 238042800. Its totient is φ = 52715520.
The previous prime is 115919987. The next prime is 115920043. The reversal of 115920008 is 800029511.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 14273284 + 101646724 = 3778^2 + 10082^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738266 + ... + 738422.
Almost surely, 2115920008 is an apocalyptic number.
It is an amenable number.
115920008 is an abundant number, since it is smaller than the sum of its proper divisors (122122792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115920008 is a wasteful number, since it uses less digits than its factorization.
115920008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330 (or 326 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 26.
The square root of 115920008 is about 10766.6154384746. The cubic root of 115920008 is about 487.5877666219.
Adding to 115920008 its reverse (800029511), we get a palindrome (915949519).
The spelling of 115920008 in words is "one hundred fifteen million, nine hundred twenty thousand, eight".
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