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13232333021 = 231783322669
BaseRepresentation
bin11000101001011010…
…10110000011011101
31021011011222011110012
430110231112003131
5204044434124041
610025010453005
7645623655245
oct142455260335
937134864405
1013232333021
115680341716
122693594165
13132b569b6b
148d7566b25
15526a463eb
hex314b560dd

13232333021 has 8 divisors (see below), whose sum is σ = 13815438720. Its totient is φ = 12649876272.

The previous prime is 13232333003. The next prime is 13232333041. The reversal of 13232333021 is 12033323231.

13232333021 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 13232333021 - 210 = 13232331997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13232333041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120326 + ... + 202343.

It is an arithmetic number, because the mean of its divisors is an integer number (1726929840).

Almost surely, 213232333021 is an apocalyptic number.

It is an amenable number.

13232333021 is a deficient number, since it is larger than the sum of its proper divisors (583105699).

13232333021 is a wasteful number, since it uses less digits than its factorization.

13232333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324475.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13232333021 its reverse (12033323231), we get a palindrome (25265656252).

The spelling of 13232333021 in words is "thirteen billion, two hundred thirty-two million, three hundred thirty-three thousand, twenty-one".

Divisors: 1 23 1783 41009 322669 7421387 575318827 13232333021