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30101113013 = 79381026747
BaseRepresentation
bin11100000010001010…
…101000100010110101
32212200210112222100112
4130002022220202311
5443121341104023
621454523152405
72113635144656
oct340212504265
985623488315
1030101113013
1111847325804
125a00975705
132ab930839a
141657a4952d
15bb294d478
hex7022a88b5

30101113013 has 4 divisors (see below), whose sum is σ = 30482139840. Its totient is φ = 29720086188.

The previous prime is 30101112997. The next prime is 30101113027. The reversal of 30101113013 is 31031110103.

It is a happy number.

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 30101113013 - 24 = 30101112997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30101193013) 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, 190513295 + ... + 190513452.

It is an arithmetic number, because the mean of its divisors is an integer number (7620534960).

Almost surely, 230101113013 is an apocalyptic number.

It is an amenable number.

30101113013 is a deficient number, since it is larger than the sum of its proper divisors (381026827).

30101113013 is an equidigital number, since it uses as much as digits as its factorization.

30101113013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381026826.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 30101113013 its reverse (31031110103), we get a palindrome (61132223116).

The spelling of 30101113013 in words is "thirty billion, one hundred one million, one hundred thirteen thousand, thirteen".

Divisors: 1 79 381026747 30101113013