Base | Representation |
---|---|
bin | 1101110000010… |
… | …11011010101010 |
3 | 22001010102111020 |
4 | 12320023122222 |
5 | 214014440442 |
6 | 15241113310 |
7 | 2600541231 |
oct | 670133252 |
9 | 261112436 |
10 | 115390122 |
11 | 5a153341 |
12 | 32788836 |
13 | 1aba18a3 |
14 | 11479b18 |
15 | a1e49ec |
hex | 6e0b6aa |
115390122 has 16 divisors (see below), whose sum is σ = 238225152. Its totient is φ = 37222560.
The previous prime is 115390111. The next prime is 115390141. The reversal of 115390122 is 221093511.
It is a junction number, because it is equal to n+sod(n) for n = 115390092 and 115390101.
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, 310003 + ... + 310374.
It is an arithmetic number, because the mean of its divisors is an integer number (14889072).
Almost surely, 2115390122 is an apocalyptic number.
115390122 is an abundant number, since it is smaller than the sum of its proper divisors (122835030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115390122 is a wasteful number, since it uses less digits than its factorization.
115390122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 620413.
The product of its (nonzero) digits is 540, while the sum is 24.
The square root of 115390122 is about 10741.9794265303. The cubic root of 115390122 is about 486.8436885467.
The spelling of 115390122 in words is "one hundred fifteen million, three hundred ninety thousand, one hundred twenty-two".
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