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10000231013 = 83120484711
BaseRepresentation
bin10010101000000111…
…10110101001100101
3221210221012101000102
421110003312221211
5130440024343023
64332151353445
7502546363313
oct112403665145
927727171012
1010000231013
114271962633
121b31082885
13c34a6b676
146ac1c30b3
153d7e06628
hex2540f6a65

10000231013 has 4 divisors (see below), whose sum is σ = 10120715808. Its totient is φ = 9879746220.

The previous prime is 10000231001. The next prime is 10000231039. The reversal of 10000231013 is 31013200001.

10000231013 is digitally balanced in base 3, 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 10000231013 - 26 = 10000230949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10000230985 and 10000231003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000231513) 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, 60242273 + ... + 60242438.

It is an arithmetic number, because the mean of its divisors is an integer number (2530178952).

Almost surely, 210000231013 is an apocalyptic number.

It is an amenable number.

10000231013 is a deficient number, since it is larger than the sum of its proper divisors (120484795).

10000231013 is an equidigital number, since it uses as much as digits as its factorization.

10000231013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120484794.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 10000231013 its reverse (31013200001), we get a palindrome (41013431014).

The spelling of 10000231013 in words is "ten billion, two hundred thirty-one thousand, thirteen".

Divisors: 1 83 120484711 10000231013