Base | Representation |
---|---|
bin | 1101101101101… |
… | …10101100111111 |
3 | 22000110210111212 |
4 | 12312312230333 |
5 | 213422340020 |
6 | 15225435035 |
7 | 2564564504 |
oct | 666665477 |
9 | 260423455 |
10 | 115043135 |
11 | 59a36679 |
12 | 3263ba7b |
13 | 1aaac97c |
14 | 113c94ab |
15 | a176cc5 |
hex | 6db6b3f |
115043135 has 4 divisors (see below), whose sum is σ = 138051768. Its totient is φ = 92034504.
The previous prime is 115043129. The next prime is 115043161. The reversal of 115043135 is 531340511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 531340511 = 13 ⋅40872347.
It is a cyclic number.
It is not a de Polignac number, because 115043135 - 212 = 115039039 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 115043135.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11504309 + ... + 11504318.
It is an arithmetic number, because the mean of its divisors is an integer number (34512942).
Almost surely, 2115043135 is an apocalyptic number.
115043135 is a deficient number, since it is larger than the sum of its proper divisors (23008633).
115043135 is an equidigital number, since it uses as much as digits as its factorization.
115043135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23008632.
The product of its (nonzero) digits is 900, while the sum is 23.
The square root of 115043135 is about 10725.8162859523. The cubic root of 115043135 is about 486.3552064063.
Adding to 115043135 its reverse (531340511), we get a palindrome (646383646).
The spelling of 115043135 in words is "one hundred fifteen million, forty-three thousand, one hundred thirty-five".
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