Base | Representation |
---|---|
bin | 1101110000101… |
… | …01101001101101 |
3 | 22001012112222221 |
4 | 12320111221231 |
5 | 214022311140 |
6 | 15242035341 |
7 | 2601104401 |
oct | 670255155 |
9 | 261175887 |
10 | 115432045 |
11 | 5a181893 |
12 | 327a8b51 |
13 | 1abb79b1 |
14 | 1148b101 |
15 | a20214a |
hex | 6e15a6d |
115432045 has 8 divisors (see below), whose sum is σ = 142262424. Its totient is φ = 89849664.
The previous prime is 115432043. The next prime is 115432111. The reversal of 115432045 is 540234511.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 3305124 + 112126921 = 1818^2 + 10589^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 115432045 - 21 = 115432043 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115432043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 311794 + ... + 312163.
It is an arithmetic number, because the mean of its divisors is an integer number (17782803).
Almost surely, 2115432045 is an apocalyptic number.
It is an amenable number.
115432045 is a deficient number, since it is larger than the sum of its proper divisors (26830379).
115432045 is an equidigital number, since it uses as much as digits as its factorization.
115432045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 623999.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 115432045 is about 10743.9306122108. The cubic root of 115432045 is about 486.9026406660.
Adding to 115432045 its reverse (540234511), we get a palindrome (655666556).
The spelling of 115432045 in words is "one hundred fifteen million, four hundred thirty-two thousand, forty-five".
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