Base | Representation |
---|---|
bin | 1011110001101101100… |
… | …1111000000100100101 |
3 | 201100020020212001022111 |
4 | 2330123121320010211 |
5 | 11303324221343023 |
6 | 232540201001021 |
7 | 20421521042161 |
oct | 2743331700445 |
9 | 640206761274 |
10 | 202323231013 |
11 | 7889420a032 |
12 | 33265783171 |
13 | 16104739297 |
14 | 9b14879ca1 |
15 | 53e23d400d |
hex | 2f1b678125 |
202323231013 has 4 divisors (see below), whose sum is σ = 202351295808. Its totient is φ = 202295166220.
The previous prime is 202323230999. The next prime is 202323231029. The reversal of 202323231013 is 310132323202.
202323231013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 202323231013 - 213 = 202323222821 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 (202323231713) 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, 14021581 + ... + 14036002.
It is an arithmetic number, because the mean of its divisors is an integer number (50587823952).
Almost surely, 2202323231013 is an apocalyptic number.
It is an amenable number.
202323231013 is a deficient number, since it is larger than the sum of its proper divisors (28064795).
202323231013 is an equidigital number, since it uses as much as digits as its factorization.
202323231013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28064794.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 202323231013 its reverse (310132323202), we get a palindrome (512455554215).
The spelling of 202323231013 in words is "two hundred two billion, three hundred twenty-three million, two hundred thirty-one thousand, thirteen".
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