Base | Representation |
---|---|
bin | 1001000111001100110… |
… | …01001010000111010100 |
3 | 1002221011200112101200011 |
4 | 10203212121022013110 |
5 | 20112213332000040 |
6 | 355500523530004 |
7 | 31422661405516 |
oct | 4434631120724 |
9 | 1087150471604 |
10 | 313103000020 |
11 | 110871532138 |
12 | 50821689904 |
13 | 236aa654765 |
14 | 1122343dbb6 |
15 | 8227ba93ea |
hex | 48e664a1d4 |
313103000020 has 12 divisors (see below), whose sum is σ = 657516300084. Its totient is φ = 125241200000.
The previous prime is 313102999949. The next prime is 313103000029. The reversal of 313103000020 is 20000301313.
It can be written as a sum of positive squares in 2 ways, for example, as 214847082256 + 98255917764 = 463516^2 + 313458^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313103000029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7827574981 + ... + 7827575020.
It is an arithmetic number, because the mean of its divisors is an integer number (54793025007).
Almost surely, 2313103000020 is an apocalyptic number.
It is an amenable number.
313103000020 is an abundant number, since it is smaller than the sum of its proper divisors (344413300064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313103000020 is a wasteful number, since it uses less digits than its factorization.
313103000020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15655150010 (or 15655150008 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 13.
Adding to 313103000020 its reverse (20000301313), we get a palindrome (333103301333).
The spelling of 313103000020 in words is "three hundred thirteen billion, one hundred three million, twenty", and thus it is an aban number.
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