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3100330013 = 11281848183
BaseRepresentation
bin1011100011001011…
…0100100000011101
322000001211002020112
42320302310200131
522322141030023
61231350455405
7136554241004
oct27062644035
98001732215
103100330013
111351067910
12726364565
133a5412301
14215a81c3b
151322b1478
hexb8cb481d

3100330013 has 4 divisors (see below), whose sum is σ = 3382178208. Its totient is φ = 2818481820.

The previous prime is 3100330003. The next prime is 3100330039.

3100330013 is nontrivially palindromic in base 10.

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 not a de Polignac number, because 3100330013 - 216 = 3100264477 is a prime.

It is a super-2 number, since 2×31003300132 = 19224092379017160338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3100330013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3100330003) 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, 140924081 + ... + 140924102.

It is an arithmetic number, because the mean of its divisors is an integer number (845544552).

Almost surely, 23100330013 is an apocalyptic number.

It is an amenable number.

3100330013 is a deficient number, since it is larger than the sum of its proper divisors (281848195).

3100330013 is a wasteful number, since it uses less digits than its factorization.

3100330013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281848194.

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 3100330013 is about 55680.6071536581. The cubic root of 3100330013 is about 1458.1514750519.

It can be divided in two parts, 31003 and 30013, that added together give a palindrome (61016).

The spelling of 3100330013 in words is "three billion, one hundred million, three hundred thirty thousand, thirteen".

Divisors: 1 11 281848183 3100330013