Base | Representation |
---|---|
bin | 1101101101100… |
… | …01111010011001 |
3 | 22000102210121010 |
4 | 12312301322121 |
5 | 213421223023 |
6 | 15225204133 |
7 | 2564453343 |
oct | 666617231 |
9 | 260383533 |
10 | 115023513 |
11 | 59a22960 |
12 | 32630649 |
13 | 1aaa3a67 |
14 | 113c2293 |
15 | a171093 |
hex | 6db1e99 |
115023513 has 16 divisors (see below), whose sum is σ = 177149376. Its totient is φ = 65610240.
The previous prime is 115023497. The next prime is 115023521. The reversal of 115023513 is 315320511.
It is not a de Polignac number, because 115023513 - 24 = 115023497 is a prime.
It is a super-2 number, since 2×1150235132 = 26460817085722338, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 115023513.
It is not an unprimeable number, because it can be changed into a prime (115023533) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101956 + ... + 103077.
It is an arithmetic number, because the mean of its divisors is an integer number (11071836).
Almost surely, 2115023513 is an apocalyptic number.
It is an amenable number.
115023513 is a deficient number, since it is larger than the sum of its proper divisors (62125863).
115023513 is a wasteful number, since it uses less digits than its factorization.
115023513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205064.
The product of its (nonzero) digits is 450, while the sum is 21.
The square root of 115023513 is about 10724.9015380096. The cubic root of 115023513 is about 486.3275535771.
The spelling of 115023513 in words is "one hundred fifteen million, twenty-three thousand, five hundred thirteen".
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