Base | Representation |
---|---|
bin | 1101101111000… |
… | …00001101001010 |
3 | 22000210102200222 |
4 | 12313200031022 |
5 | 213443310010 |
6 | 15233230042 |
7 | 2566203224 |
oct | 667401512 |
9 | 260712628 |
10 | 115213130 |
11 | 5a04236a |
12 | 32702322 |
13 | 1ab3c166 |
14 | 11431414 |
15 | a1ac355 |
hex | 6de034a |
115213130 has 32 divisors (see below), whose sum is σ = 211728384. Its totient is φ = 45130176.
The previous prime is 115213123. The next prime is 115213139. The reversal of 115213130 is 31312511.
It is a junction number, because it is equal to n+sod(n) for n = 115213099 and 115213108.
It is not an unprimeable number, because it can be changed into a prime (115213139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104864 + ... + 105956.
It is an arithmetic number, because the mean of its divisors is an integer number (6616512).
Almost surely, 2115213130 is an apocalyptic number.
115213130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
115213130 is a deficient number, since it is larger than the sum of its proper divisors (96515254).
115213130 is a wasteful number, since it uses less digits than its factorization.
115213130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1310.
The product of its (nonzero) digits is 90, while the sum is 17.
The square root of 115213130 is about 10733.7379323328. The cubic root of 115213130 is about 486.5946448955.
Adding to 115213130 its reverse (31312511), we get a palindrome (146525641).
The spelling of 115213130 in words is "one hundred fifteen million, two hundred thirteen thousand, one hundred thirty".
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