Base | Representation |
---|---|
bin | 11000110010110100… |
… | …10010011000010001 |
3 | 1021100200102012120212 |
4 | 30121122102120101 |
5 | 204230133121223 |
6 | 10040505413505 |
7 | 650602350143 |
oct | 143132223021 |
9 | 37320365525 |
10 | 13311223313 |
11 | 5710925103 |
12 | 26b5a9a295 |
13 | 13419cc0cb |
14 | 903c20c93 |
15 | 52d92b278 |
hex | 319692611 |
13311223313 has 4 divisors (see below), whose sum is σ = 13312143600. Its totient is φ = 13310303028.
The previous prime is 13311223301. The next prime is 13311223327. The reversal of 13311223313 is 31332211331.
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 13311223313 - 210 = 13311222289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13311228313) 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, 438095 + ... + 467492.
It is an arithmetic number, because the mean of its divisors is an integer number (3328035900).
Almost surely, 213311223313 is an apocalyptic number.
It is an amenable number.
13311223313 is a deficient number, since it is larger than the sum of its proper divisors (920287).
13311223313 is an equidigital number, since it uses as much as digits as its factorization.
13311223313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 920286.
The product of its digits is 972, while the sum is 23.
Adding to 13311223313 its reverse (31332211331), we get a palindrome (44643434644).
The spelling of 13311223313 in words is "thirteen billion, three hundred eleven million, two hundred twenty-three thousand, three hundred thirteen".
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