Base | Representation |
---|---|
bin | 1101101101101… |
… | …11001101101001 |
3 | 22000110220101021 |
4 | 12312313031221 |
5 | 213422421400 |
6 | 15225452441 |
7 | 2564603551 |
oct | 666671551 |
9 | 260426337 |
10 | 115045225 |
11 | 59a381a9 |
12 | 32641121 |
13 | 1aab08c9 |
14 | 113ca161 |
15 | a17771a |
hex | 6db7369 |
115045225 has 6 divisors (see below), whose sum is σ = 142656110. Its totient is φ = 92036160.
The previous prime is 115045219. The next prime is 115045243. The reversal of 115045225 is 522540511.
115045225 is nontrivially palindromic in base 15.
It can be written as a sum of positive squares in 3 ways, for example, as 39980329 + 75064896 = 6323^2 + 8664^2 .
It is not a de Polignac number, because 115045225 - 25 = 115045193 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 4601809 = 115045225 / (1 + 1 + 5 + 0 + 4 + 5 + 2 + 2 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 115045225.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 2300880 + ... + 2300929.
Almost surely, 2115045225 is an apocalyptic number.
It is an amenable number.
115045225 is a deficient number, since it is larger than the sum of its proper divisors (27610885).
115045225 is an equidigital number, since it uses as much as digits as its factorization.
115045225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4601819 (or 4601814 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 25.
The square root of 115045225 is about 10725.9137139919. The cubic root of 115045225 is about 486.3581516095.
Adding to 115045225 its reverse (522540511), we get a palindrome (637585736).
The spelling of 115045225 in words is "one hundred fifteen million, forty-five thousand, two hundred twenty-five".
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