Base | Representation |
---|---|
bin | 1001000111001101110… |
… | …00100011011000111101 |
3 | 1002221012021000112002201 |
4 | 10203212320203120331 |
5 | 20112222433330023 |
6 | 355501420151501 |
7 | 31423121353621 |
oct | 4434670433075 |
9 | 1087167015081 |
10 | 313111230013 |
11 | 11087614348a |
12 | 50824398591 |
13 | 236ac27678a |
14 | 11224583181 |
15 | 8228782bad |
hex | 48e6e2363d |
313111230013 has 4 divisors (see below), whose sum is σ = 313489841760. Its totient is φ = 312732618268.
The previous prime is 313111230011. The next prime is 313111230023. The reversal of 313111230013 is 310032111313.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 313111230013 - 21 = 313111230011 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 (313111230011) 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, 189304633 + ... + 189306286.
It is an arithmetic number, because the mean of its divisors is an integer number (78372460440).
Almost surely, 2313111230013 is an apocalyptic number.
It is an amenable number.
313111230013 is a deficient number, since it is larger than the sum of its proper divisors (378611747).
313111230013 is an equidigital number, since it uses as much as digits as its factorization.
313111230013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 378611746.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 313111230013 its reverse (310032111313), we get a palindrome (623143341326).
The spelling of 313111230013 in words is "three hundred thirteen billion, one hundred eleven million, two hundred thirty thousand, thirteen".
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