Base | Representation |
---|---|
bin | 1101101110011… |
… | …00001010001111 |
3 | 22000122021001222 |
4 | 12313030022033 |
5 | 213433143043 |
6 | 15231353555 |
7 | 2565411650 |
oct | 667141217 |
9 | 260567058 |
10 | 115131023 |
11 | 59a96707 |
12 | 326828bb |
13 | 1ab10987 |
14 | 1140d527 |
15 | a192d68 |
hex | 6dcc28f |
115131023 has 16 divisors (see below), whose sum is σ = 133922880. Its totient is φ = 96940800.
The previous prime is 115131019. The next prime is 115131041. The reversal of 115131023 is 320131511.
It is a cyclic number.
It is not a de Polignac number, because 115131023 - 22 = 115131019 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 115130992 and 115131010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115131223) 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, 112253 + ... + 113273.
It is an arithmetic number, because the mean of its divisors is an integer number (8370180).
Almost surely, 2115131023 is an apocalyptic number.
115131023 is a deficient number, since it is larger than the sum of its proper divisors (18791857).
115131023 is a wasteful number, since it uses less digits than its factorization.
115131023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1298.
The product of its (nonzero) digits is 90, while the sum is 17.
The square root of 115131023 is about 10729.9125345923. The cubic root of 115131023 is about 486.4790263570.
Adding to 115131023 its reverse (320131511), we get a palindrome (435262534).
The spelling of 115131023 in words is "one hundred fifteen million, one hundred thirty-one thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •