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230331033013 = 3127799267277
BaseRepresentation
bin1101011010000011001…
…1001010010110110101
3211000112011110210210111
43112200303022112311
512233204221024023
6253451305223021
722432550322454
oct3264063122665
9730464423714
10230331033013
1189756955234
1238781491a71
13189491592a3
14b21049ab9b
155ed118c00d
hex35a0cca5b5

230331033013 has 8 divisors (see below), whose sum is σ = 237770508800. Its totient is φ = 222892147440.

The previous prime is 230331032989. The next prime is 230331033041. The reversal of 230331033013 is 310330133032.

230331033013 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 230331033013 - 225 = 230297478581 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 (230331033073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 728131 + ... + 995407.

It is an arithmetic number, because the mean of its divisors is an integer number (29721313600).

Almost surely, 2230331033013 is an apocalyptic number.

It is an amenable number.

230331033013 is a deficient number, since it is larger than the sum of its proper divisors (7439475787).

230331033013 is a wasteful number, since it uses less digits than its factorization.

230331033013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295107.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 230331033013 its reverse (310330133032), we get a palindrome (540661166045).

The spelling of 230331033013 in words is "two hundred thirty billion, three hundred thirty-one million, thirty-three thousand, thirteen".

Divisors: 1 31 27799 267277 861769 8285587 7430033323 230331033013