Base | Representation |
---|---|
bin | 110101101001110101… |
… | …0000001111100111001 |
3 | 102000101220001121002221 |
4 | 1223103222001330321 |
5 | 3341432330112223 |
6 | 124533103524041 |
7 | 11216156126506 |
oct | 1532352017471 |
9 | 360356047087 |
10 | 115220160313 |
11 | 4495685a895 |
12 | 1a3b6bb9621 |
13 | ab32b5116b |
14 | 58105d44ad |
15 | 2ee553bb5d |
hex | 1ad3a81f39 |
115220160313 has 4 divisors (see below), whose sum is σ = 121997816820. Its totient is φ = 108442503808.
The previous prime is 115220160271. The next prime is 115220160323. The reversal of 115220160313 is 313061022511.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 59152076944 + 56068083369 = 243212^2 + 236787^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-115220160313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (115220160323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3388828228 + ... + 3388828261.
It is an arithmetic number, because the mean of its divisors is an integer number (30499454205).
Almost surely, 2115220160313 is an apocalyptic number.
It is an amenable number.
115220160313 is a deficient number, since it is larger than the sum of its proper divisors (6777656507).
115220160313 is an equidigital number, since it uses as much as digits as its factorization.
115220160313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6777656506.
The product of its (nonzero) digits is 1080, while the sum is 25.
Adding to 115220160313 its reverse (313061022511), we get a palindrome (428281182824).
The spelling of 115220160313 in words is "one hundred fifteen billion, two hundred twenty million, one hundred sixty thousand, three hundred thirteen".
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