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12710272643413 = 20816107771573
BaseRepresentation
bin1011100011110101011101…
…0010010011000101010101
31200000002102202100212002221
42320331113102103011111
53131221114244042123
643011004005502341
72451200255611522
oct270752722230525
950002382325087
1012710272643413
11406043a607544
1215134047119b1
1371275c187047
1431d275338149
15170953c8e25d
hexb8f57493155

12710272643413 has 4 divisors (see below), whose sum is σ = 12716380417068. Its totient is φ = 12704164869760.

The previous prime is 12710272643389. The next prime is 12710272643449. The reversal of 12710272643413 is 31434627201721.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1588361131204 + 11121911512209 = 1260302^2 + 3334953^2 .

It is a cyclic number.

It is not a de Polignac number, because 12710272643413 - 25 = 12710272643381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12710272643413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12710272646413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3053883706 + ... + 3053887867.

It is an arithmetic number, because the mean of its divisors is an integer number (3179095104267).

Almost surely, 212710272643413 is an apocalyptic number.

It is an amenable number.

12710272643413 is a deficient number, since it is larger than the sum of its proper divisors (6107773655).

12710272643413 is an equidigital number, since it uses as much as digits as its factorization.

12710272643413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6107773654.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 12710272643413 in words is "twelve trillion, seven hundred ten billion, two hundred seventy-two million, six hundred forty-three thousand, four hundred thirteen".

Divisors: 1 2081 6107771573 12710272643413