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12332722697 = 64119239817
BaseRepresentation
bin10110111110001011…
…00110101000001001
31011211111012020002022
423133011212220021
5200224134111242
65355433014225
7614421261521
oct133705465011
934744166068
1012332722697
115259556109
122482254375
13121707b969
1484dcac681
154c2a950d2
hex2df166a09

12332722697 has 4 divisors (see below), whose sum is σ = 12351963156. Its totient is φ = 12313482240.

The previous prime is 12332722691. The next prime is 12332722771. The reversal of 12332722697 is 79622723321.

12332722697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79622723321 = 292745611149.

It can be written as a sum of positive squares in 2 ways, for example, as 11807212921 + 525509776 = 108661^2 + 22924^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12332722697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12332722691) 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 3 ways as a sum of consecutive naturals, for example, 9619268 + ... + 9620549.

It is an arithmetic number, because the mean of its divisors is an integer number (3087990789).

Almost surely, 212332722697 is an apocalyptic number.

It is an amenable number.

12332722697 is a deficient number, since it is larger than the sum of its proper divisors (19240459).

12332722697 is an equidigital number, since it uses as much as digits as its factorization.

12332722697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19240458.

The product of its digits is 381024, while the sum is 44.

The spelling of 12332722697 in words is "twelve billion, three hundred thirty-two million, seven hundred twenty-two thousand, six hundred ninety-seven".

Divisors: 1 641 19239817 12332722697