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3101331013 = 11909131013
BaseRepresentation
bin1011100011011010…
…1000111001000101
322000010200221100121
42320312220321011
522322420043023
61231424141541
7136565610244
oct27066507105
98003627317
103101331013
111351690990
127267678b1
133a56a2b11
14215c6295b
1513240cd5d
hexb8da8e45

3101331013 has 8 divisors (see below), whose sum is σ = 3383751456. Its totient is φ = 2818990800.

The previous prime is 3101330959. The next prime is 3101331019.

3101331013 is nontrivially palindromic in base 10.

3101331013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3101331013 - 213 = 3101322821 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 (3101331019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84495 + ... + 115507.

It is an arithmetic number, because the mean of its divisors is an integer number (422968932).

Almost surely, 23101331013 is an apocalyptic number.

It is an amenable number.

3101331013 is a deficient number, since it is larger than the sum of its proper divisors (282420443).

3101331013 is a wasteful number, since it uses less digits than its factorization.

3101331013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40115.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 3101331013 is about 55689.5951951529. The cubic root of 3101331013 is about 1458.3083887311.

It can be divided in two parts, 31013 and 31013, that added together give a palindrome (62026).

The spelling of 3101331013 in words is "three billion, one hundred one million, three hundred thirty-one thousand, thirteen".

Divisors: 1 11 9091 31013 100001 341143 281939183 3101331013