Base | Representation |
---|---|
bin | 1001001111001100000111… |
… | …00000010000001101101101 |
3 | 2122220220200022210110112201 |
4 | 10213212003200100031231 |
5 | 10130302220243104401 |
6 | 111111413511301501 |
7 | 4164400501226251 |
oct | 447460340201555 |
9 | 78826608713481 |
10 | 20313106613101 |
11 | 6521816137795 |
12 | 234099637a891 |
13 | b44696601bc3 |
14 | 503233d5c261 |
15 | 2535cd005b01 |
hex | 12798381036d |
20313106613101 has 4 divisors (see below), whose sum is σ = 20473052334592. Its totient is φ = 20153160891612.
The previous prime is 20313106613029. The next prime is 20313106613113. The reversal of 20313106613101 is 10131660131302.
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 20313106613101 - 213 = 20313106604909 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 20313106613101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20313106613141) by changing a digit.
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, 79972860555 + ... + 79972860808.
It is an arithmetic number, because the mean of its divisors is an integer number (5118263083648).
Almost surely, 220313106613101 is an apocalyptic number.
It is an amenable number.
20313106613101 is a deficient number, since it is larger than the sum of its proper divisors (159945721491).
20313106613101 is a wasteful number, since it uses less digits than its factorization.
20313106613101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 159945721490.
The product of its (nonzero) digits is 1944, while the sum is 28.
Adding to 20313106613101 its reverse (10131660131302), we get a palindrome (30444766744403).
The spelling of 20313106613101 in words is "twenty trillion, three hundred thirteen billion, one hundred six million, six hundred thirteen thousand, one hundred one".
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