Base | Representation |
---|---|
bin | 1101101110101… |
… | …00001001010010 |
3 | 22000200220221100 |
4 | 12313110021102 |
5 | 213440214410 |
6 | 15232205230 |
7 | 2565606213 |
oct | 667241122 |
9 | 260626840 |
10 | 115163730 |
11 | 5a009240 |
12 | 32699816 |
13 | 1ab22826 |
14 | 1141b40a |
15 | a19c8c0 |
hex | 6dd4252 |
115163730 has 96 divisors (see below), whose sum is σ = 332175168. Its totient is φ = 27446400.
The previous prime is 115163681. The next prime is 115163747. The reversal of 115163730 is 37361511.
It is a junction number, because it is equal to n+sod(n) for n = 115163694 and 115163703.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 59437 + ... + 61343.
It is an arithmetic number, because the mean of its divisors is an integer number (3460158).
Almost surely, 2115163730 is an apocalyptic number.
115163730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 115163730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166087584).
115163730 is an abundant number, since it is smaller than the sum of its proper divisors (217011438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115163730 is a wasteful number, since it uses less digits than its factorization.
115163730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1992 (or 1989 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 27.
The square root of 115163730 is about 10731.4365301203. The cubic root of 115163730 is about 486.5250891315.
The spelling of 115163730 in words is "one hundred fifteen million, one hundred sixty-three thousand, seven hundred thirty".
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