Base | Representation |
---|---|
bin | 1101101111110… |
… | …11100011001011 |
3 | 22001000010100011 |
4 | 12313323203023 |
5 | 214010401011 |
6 | 15235452351 |
7 | 2600150605 |
oct | 667734313 |
9 | 261003304 |
10 | 115325131 |
11 | 5a109529 |
12 | 327570b7 |
13 | 1ab7b12c |
14 | 11460175 |
15 | a1d0621 |
hex | 6dfb8cb |
115325131 has 4 divisors (see below), whose sum is σ = 115450200. Its totient is φ = 115200064.
The previous prime is 115325129. The next prime is 115325137. The reversal of 115325131 is 131523511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131523511 = 7 ⋅18789073.
It is a cyclic number.
It is not a de Polignac number, because 115325131 - 21 = 115325129 is a prime.
It is a super-2 number, since 2×1153251312 = 26599771680334322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (115325137) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61141 + ... + 62998.
It is an arithmetic number, because the mean of its divisors is an integer number (28862550).
Almost surely, 2115325131 is an apocalyptic number.
115325131 is a deficient number, since it is larger than the sum of its proper divisors (125069).
115325131 is an equidigital number, since it uses as much as digits as its factorization.
115325131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125068.
The product of its digits is 450, while the sum is 22.
The square root of 115325131 is about 10738.9539062238. The cubic root of 115325131 is about 486.7522699754.
Adding to 115325131 its reverse (131523511), we get a palindrome (246848642).
The spelling of 115325131 in words is "one hundred fifteen million, three hundred twenty-five thousand, one hundred thirty-one".
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