Base | Representation |
---|---|
bin | 110101101001100010… |
… | …0110011000111010111 |
3 | 102000101012200201202211 |
4 | 1223103010303013113 |
5 | 3341422330301330 |
6 | 124532114414251 |
7 | 11216010146431 |
oct | 1532304630727 |
9 | 360335621684 |
10 | 115210400215 |
11 | 449512a3999 |
12 | 1a3b3891387 |
13 | ab30b14861 |
14 | 580d1b3651 |
15 | 2ee475ed2a |
hex | 1ad31331d7 |
115210400215 has 16 divisors (see below), whose sum is σ = 139035229920. Its totient is φ = 91647754240.
The previous prime is 115210400197. The next prime is 115210400243. The reversal of 115210400215 is 512004012511.
It is not a de Polignac number, because 115210400215 - 25 = 115210400183 is a prime.
It is a congruent number.
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, 652380 + ... + 809950.
It is an arithmetic number, because the mean of its divisors is an integer number (8689701870).
Almost surely, 2115210400215 is an apocalyptic number.
115210400215 is a deficient number, since it is larger than the sum of its proper divisors (23824829705).
115210400215 is a wasteful number, since it uses less digits than its factorization.
115210400215 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158402.
The product of its (nonzero) digits is 400, while the sum is 22.
Adding to 115210400215 its reverse (512004012511), we get a palindrome (627214412726).
The spelling of 115210400215 in words is "one hundred fifteen billion, two hundred ten million, four hundred thousand, two hundred fifteen".
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