Base | Representation |
---|---|
bin | 1101101110001… |
… | …01010110001001 |
3 | 22000120211210021 |
4 | 12313011112021 |
5 | 213431244423 |
6 | 15231020441 |
7 | 2565234406 |
oct | 667052611 |
9 | 260524707 |
10 | 115103113 |
11 | 59a77744 |
12 | 3266a721 |
13 | 1ab01068 |
14 | 114032ad |
15 | a18995d |
hex | 6dc5589 |
115103113 has 6 divisors (see below), whose sum is σ = 117980702. Its totient is φ = 112294080.
The previous prime is 115103101. The next prime is 115103123. The reversal of 115103113 is 311301511.
It can be written as a sum of positive squares in 3 ways, for example, as 17330569 + 97772544 = 4163^2 + 9888^2 .
It is not a de Polignac number, because 115103113 - 25 = 115103081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (115103123) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32556 + ... + 35917.
Almost surely, 2115103113 is an apocalyptic number.
It is an amenable number.
115103113 is a deficient number, since it is larger than the sum of its proper divisors (2877589).
115103113 is an frugal number, since it uses more digits than its factorization.
115103113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68555 (or 68514 counting only the distinct ones).
The product of its (nonzero) digits is 45, while the sum is 16.
The square root of 115103113 is about 10728.6118859804. The cubic root of 115103113 is about 486.4397125197.
Adding to 115103113 its reverse (311301511), we get a palindrome (426404624).
The spelling of 115103113 in words is "one hundred fifteen million, one hundred three thousand, one hundred thirteen".
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