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30560168613 = 3131941241793
BaseRepresentation
bin11100011101100001…
…110010101010100101
32220212210100102020210
4130131201302222211
51000041400343423
622012242250033
72131211101332
oct343541625245
986783312223
1030560168613
1111a62466aa7
125b0a656919
132b60455b10
14169c9c3989
15bdcdc9b93
hex71d872aa5

30560168613 has 16 divisors (see below), whose sum is σ = 46190809280. Its totient is φ = 17816454144.

The previous prime is 30560168603. The next prime is 30560168633. The reversal of 30560168613 is 31686106503.

It is not a de Polignac number, because 30560168613 - 26 = 30560168549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30560168603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20620156 + ... + 20621637.

It is an arithmetic number, because the mean of its divisors is an integer number (2886925580).

Almost surely, 230560168613 is an apocalyptic number.

It is an amenable number.

30560168613 is a deficient number, since it is larger than the sum of its proper divisors (15630640667).

30560168613 is a wasteful number, since it uses less digits than its factorization.

30560168613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41241828.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 30560168613 in words is "thirty billion, five hundred sixty million, one hundred sixty-eight thousand, six hundred thirteen".

Divisors: 1 3 13 19 39 57 247 741 41241793 123725379 536143309 783594067 1608429927 2350782201 10186722871 30560168613