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12343374343 = 17477065469
BaseRepresentation
bin10110111111011100…
…01111001000000111
31011212020020101101201
423133232033020013
5200234400434333
65400453203331
7614610644056
oct133756171007
934766211351
1012343374343
115264570923
122485930547
13121933b001
1485148239d
154c399b17d
hex2dfb8f207

12343374343 has 4 divisors (see below), whose sum is σ = 12350441560. Its totient is φ = 12336307128.

The previous prime is 12343374341. The next prime is 12343374367. The reversal of 12343374343 is 34347334321.

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

It is a cyclic number.

It is not a de Polignac number, because 12343374343 - 21 = 12343374341 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 (12343374341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3530988 + ... + 3534481.

It is an arithmetic number, because the mean of its divisors is an integer number (3087610390).

Almost surely, 212343374343 is an apocalyptic number.

12343374343 is a deficient number, since it is larger than the sum of its proper divisors (7067217).

12343374343 is an equidigital number, since it uses as much as digits as its factorization.

12343374343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067216.

The product of its digits is 217728, while the sum is 37.

The spelling of 12343374343 in words is "twelve billion, three hundred forty-three million, three hundred seventy-four thousand, three hundred forty-three".

Divisors: 1 1747 7065469 12343374343