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30064080917 = 132312621609
BaseRepresentation
bin11011111111111101…
…010111100000010101
32212121012212112212102
4123333331113200111
5443032401042132
621451121331445
72113005320453
oct337775274025
985535775772
1030064080917
1111828431a72
1259b0496b85
132ab17406c0
141652b699d3
15bae585c62
hex6fff57815

30064080917 has 4 divisors (see below), whose sum is σ = 32376702540. Its totient is φ = 27751459296.

The previous prime is 30064080913. The next prime is 30064080923. The reversal of 30064080917 is 71908046003.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12460363876 + 17603717041 = 111626^2 + 132679^2 .

It is a cyclic number.

It is not a de Polignac number, because 30064080917 - 22 = 30064080913 is a prime.

It is a super-2 number, since 2×300640809172 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30064080913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156310792 + ... + 1156310817.

It is an arithmetic number, because the mean of its divisors is an integer number (8094175635).

Almost surely, 230064080917 is an apocalyptic number.

It is an amenable number.

30064080917 is a deficient number, since it is larger than the sum of its proper divisors (2312621623).

30064080917 is a wasteful number, since it uses less digits than its factorization.

30064080917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312621622.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 30064080917 in words is "thirty billion, sixty-four million, eighty thousand, nine hundred seventeen".

Divisors: 1 13 2312621609 30064080917