Base | Representation |
---|---|
bin | 1101110001101… |
… | …00000001001110 |
3 | 22001102212121210 |
4 | 12320310001032 |
5 | 214040301210 |
6 | 15244435250 |
7 | 2602133133 |
oct | 670640116 |
9 | 261385553 |
10 | 115556430 |
11 | 5a257290 |
12 | 32848b26 |
13 | 1ac2c4b2 |
14 | 114c058a |
15 | a228e20 |
hex | 6e3404e |
115556430 has 64 divisors (see below), whose sum is σ = 308302848. Its totient is φ = 27480960.
The previous prime is 115556417. The next prime is 115556431. The reversal of 115556430 is 34655511.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115556431) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14187 + ... + 20793.
It is an arithmetic number, because the mean of its divisors is an integer number (4817232).
Almost surely, 2115556430 is an apocalyptic number.
115556430 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 115556430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154151424).
115556430 is an abundant number, since it is smaller than the sum of its proper divisors (192746418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115556430 is a wasteful number, since it uses less digits than its factorization.
115556430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6681.
The product of its (nonzero) digits is 9000, while the sum is 30.
The square root of 115556430 is about 10749.7176707112. The cubic root of 115556430 is about 487.0774668863.
The spelling of 115556430 in words is "one hundred fifteen million, five hundred fifty-six thousand, four hundred thirty".
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