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30233331313 = 292710329119
BaseRepresentation
bin11100001010000011…
…000000011001110001
32220001000100100202121
4130022003000121301
5443404213100223
621520005114241
72120132035033
oct341203003161
986030310677
1030233331313
1111904a22329
125a390b8981
132b0a81c773
14166b425c53
15bbe36915d
hex70a0c0671

30233331313 has 4 divisors (see below), whose sum is σ = 30243663360. Its totient is φ = 30222999268.

The previous prime is 30233331299. The next prime is 30233331353. The reversal of 30233331313 is 31313333203.

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 a de Polignac number, because none of the positive numbers 2k-30233331313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30233331353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5161633 + ... + 5167486.

It is an arithmetic number, because the mean of its divisors is an integer number (7560915840).

Almost surely, 230233331313 is an apocalyptic number.

It is an amenable number.

30233331313 is a deficient number, since it is larger than the sum of its proper divisors (10332047).

30233331313 is a wasteful number, since it uses less digits than its factorization.

30233331313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10332046.

The product of its (nonzero) digits is 4374, while the sum is 25.

Adding to 30233331313 its reverse (31313333203), we get a palindrome (61546664516).

The spelling of 30233331313 in words is "thirty billion, two hundred thirty-three million, three hundred thirty-one thousand, three hundred thirteen".

Divisors: 1 2927 10329119 30233331313