Base | Representation |
---|---|
bin | 1101101101101… |
… | …11101010100011 |
3 | 22000110222220210 |
4 | 12312313222203 |
5 | 213423001300 |
6 | 15225505203 |
7 | 2564612133 |
oct | 666675243 |
9 | 260428823 |
10 | 115047075 |
11 | 59a39630 |
12 | 32642203 |
13 | 1aab16c0 |
14 | 113caac3 |
15 | a178050 |
hex | 6db7aa3 |
115047075 has 96 divisors (see below), whose sum is σ = 236984832. Its totient is φ = 48384000.
The previous prime is 115047061. The next prime is 115047077. The reversal of 115047075 is 570740511.
It is a Cunningham number, because it is equal to 107262-1.
It is not a de Polignac number, because 115047075 - 25 = 115047043 is a prime.
It is not an unprimeable number, because it can be changed into a prime (115047077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 182010 + ... + 182640.
It is an arithmetic number, because the mean of its divisors is an integer number (2468592).
Almost surely, 2115047075 is an apocalyptic number.
115047075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
115047075 is an abundant number, since it is smaller than the sum of its proper divisors (121937757).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115047075 is a wasteful number, since it uses less digits than its factorization.
115047075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 685 (or 680 counting only the distinct ones).
The product of its (nonzero) digits is 4900, while the sum is 30.
The square root of 115047075 is about 10725.9999533843. Note that the first 4 decimals coincide. The cubic root of 115047075 is about 486.3607585777.
Adding to 115047075 its reverse (570740511), we get a palindrome (685787586).
The spelling of 115047075 in words is "one hundred fifteen million, forty-seven thousand, seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •