Base | Representation |
---|---|
bin | 1101110100100… |
… | …00110101001110 |
3 | 22002011012002210 |
4 | 12322100311032 |
5 | 214134432330 |
6 | 15300531250 |
7 | 2605305360 |
oct | 672206516 |
9 | 262135083 |
10 | 115936590 |
11 | 5a496970 |
12 | 329b0b26 |
13 | 1b033543 |
14 | 1157cd30 |
15 | a2a18b0 |
hex | 6e90d4e |
115936590 has 128 divisors (see below), whose sum is σ = 358318080. Its totient is φ = 23299200.
The previous prime is 115936573. The next prime is 115936591. The reversal of 115936590 is 95639511.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115936591) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70801 + ... + 72419.
It is an arithmetic number, because the mean of its divisors is an integer number (2799360).
Almost surely, 2115936590 is an apocalyptic number.
115936590 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 115936590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179159040).
115936590 is an abundant number, since it is smaller than the sum of its proper divisors (242381490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115936590 is a wasteful number, since it uses less digits than its factorization.
115936590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1678.
The product of its (nonzero) digits is 36450, while the sum is 39.
The square root of 115936590 is about 10767.3854765212. The cubic root of 115936590 is about 487.6110148227.
The spelling of 115936590 in words is "one hundred fifteen million, nine hundred thirty-six thousand, five hundred ninety".
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