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12834234103 = 109117745267
BaseRepresentation
bin10111111001111101…
…01101111011110111
31020010102212122101211
423330332231323313
5202241030442403
65521310102251
7633021122065
oct137476557367
936112778354
1012834234103
115496655049
1225a21aa987
131296c42982
1489a739035
15501b0b06d
hex2fcfadef7

12834234103 has 4 divisors (see below), whose sum is σ = 12951979480. Its totient is φ = 12716488728.

The previous prime is 12834234043. The next prime is 12834234173. The reversal of 12834234103 is 30143243821.

It is a happy number.

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 12834234103 - 217 = 12834103031 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 (12834234173) 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, 58872525 + ... + 58872742.

It is an arithmetic number, because the mean of its divisors is an integer number (3237994870).

Almost surely, 212834234103 is an apocalyptic number.

12834234103 is a deficient number, since it is larger than the sum of its proper divisors (117745377).

12834234103 is a wasteful number, since it uses less digits than its factorization.

12834234103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117745376.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 12834234103 its reverse (30143243821), we get a palindrome (42977477924).

The spelling of 12834234103 in words is "twelve billion, eight hundred thirty-four million, two hundred thirty-four thousand, one hundred three".

Divisors: 1 109 117745267 12834234103