Search a number
-
+
10023112013 = 53189115321
BaseRepresentation
bin10010101010110110…
…01000110101001101
3221212112020211211212
421111123020311031
5131011404041023
64334330024205
7503245021625
oct112533106515
927775224755
1010023112013
114283870452
121b38878065
13c39720215
146b125b885
153d9e25e78
hex2556c8d4d

10023112013 has 4 divisors (see below), whose sum is σ = 10212227388. Its totient is φ = 9833996640.

The previous prime is 10023111997. The next prime is 10023112019. The reversal of 10023112013 is 31021132001.

10023112013 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.

It can be written as a sum of positive squares in 2 ways, for example, as 3701748964 + 6321363049 = 60842^2 + 79507^2 .

It is a cyclic number.

It is not a de Polignac number, because 10023112013 - 24 = 10023111997 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 (10023112019) 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, 94557608 + ... + 94557713.

It is an arithmetic number, because the mean of its divisors is an integer number (2553056847).

Almost surely, 210023112013 is an apocalyptic number.

It is an amenable number.

10023112013 is a deficient number, since it is larger than the sum of its proper divisors (189115375).

10023112013 is an equidigital number, since it uses as much as digits as its factorization.

10023112013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189115374.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10023112013 its reverse (31021132001), we get a palindrome (41044244014).

The spelling of 10023112013 in words is "ten billion, twenty-three million, one hundred twelve thousand, thirteen".

Divisors: 1 53 189115321 10023112013