Base | Representation |
---|---|
bin | 1101110000110… |
… | …11010000110001 |
3 | 22001020201112001 |
4 | 12320123100301 |
5 | 214024030100 |
6 | 15242334001 |
7 | 2601231400 |
oct | 670332061 |
9 | 261221461 |
10 | 115455025 |
11 | 5a198084 |
12 | 327ba301 |
13 | 1abc52aa |
14 | 11495637 |
15 | a208d6a |
hex | 6e1b431 |
115455025 has 27 divisors (see below), whose sum is σ = 167082219. Its totient is φ = 78911280.
The previous prime is 115455023. The next prime is 115455037. The reversal of 115455025 is 520554511.
The square root of 115455025 is 10745.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 41563809 + 73891216 = 6447^2 + 8596^2 .
It is not a de Polignac number, because 115455025 - 21 = 115455023 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 115454984 and 115455002.
It is not an unprimeable number, because it can be changed into a prime (115455023) by changing a digit.
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 26 ways as a sum of consecutive naturals, for example, 375922 + ... + 376228.
Almost surely, 2115455025 is an apocalyptic number.
115455025 is the 10745-th square number.
115455025 is the 5373-rd centered octagonal number.
It is an amenable number.
115455025 is a deficient number, since it is larger than the sum of its proper divisors (51627194).
115455025 is an frugal number, since it uses more digits than its factorization.
115455025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 638 (or 319 counting only the distinct ones).
The product of its (nonzero) digits is 5000, while the sum is 28.
The cubic root of 115455025 is about 486.9349490840.
The spelling of 115455025 in words is "one hundred fifteen million, four hundred fifty-five thousand, twenty-five".
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