Base | Representation |
---|---|
bin | 1101101111000… |
… | …11001101100101 |
3 | 22000211001121002 |
4 | 12313203031211 |
5 | 213444203240 |
6 | 15233403045 |
7 | 2566254146 |
oct | 667431545 |
9 | 260731532 |
10 | 115225445 |
11 | 5a050645 |
12 | 32709485 |
13 | 1ab4494a |
14 | 11435acd |
15 | a1b0d15 |
hex | 6de3365 |
115225445 has 8 divisors (see below), whose sum is σ = 140879736. Its totient is φ = 90440896.
The previous prime is 115225399. The next prime is 115225471. The reversal of 115225445 is 544522511.
It can be written as a sum of positive squares in 4 ways, for example, as 55100929 + 60124516 = 7423^2 + 7754^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 115225445 - 212 = 115221349 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217142 + ... + 217671.
It is an arithmetic number, because the mean of its divisors is an integer number (17609967).
Almost surely, 2115225445 is an apocalyptic number.
It is an amenable number.
115225445 is a deficient number, since it is larger than the sum of its proper divisors (25654291).
115225445 is an equidigital number, since it uses as much as digits as its factorization.
115225445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434871.
The product of its digits is 8000, while the sum is 29.
The square root of 115225445 is about 10734.3115755040. The cubic root of 115225445 is about 486.6119814599.
Adding to 115225445 its reverse (544522511), we get a palindrome (659747956).
The spelling of 115225445 in words is "one hundred fifteen million, two hundred twenty-five thousand, four hundred forty-five".
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