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13230606351643 = 71186346568333
BaseRepresentation
bin1100000010000111110110…
…0101110111110100011011
31201211211111201000222020021
43000201331211313310123
53213232240211223033
644050020123011311
72533610521266322
oct300417545676433
951754451028207
1013230606351643
11424108340098a
12159821b369b37
1374c843b80325
1433a516cad0b9
1517e259aa9b2d
hexc087d977d1b

13230606351643 has 4 divisors (see below), whose sum is σ = 13416952920048. Its totient is φ = 13044259783240.

The previous prime is 13230606351541. The next prime is 13230606351707. The reversal of 13230606351643 is 34615360603231.

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 13230606351643 - 217 = 13230606220571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13230606351643.

It is not an unprimeable number, because it can be changed into a prime (13230606351143) 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, 93173284096 + ... + 93173284237.

It is an arithmetic number, because the mean of its divisors is an integer number (3354238230012).

Almost surely, 213230606351643 is an apocalyptic number.

13230606351643 is a deficient number, since it is larger than the sum of its proper divisors (186346568405).

13230606351643 is an equidigital number, since it uses as much as digits as its factorization.

13230606351643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186346568404.

The product of its (nonzero) digits is 699840, while the sum is 43.

Adding to 13230606351643 its reverse (34615360603231), we get a palindrome (47845966954874).

The spelling of 13230606351643 in words is "thirteen trillion, two hundred thirty billion, six hundred six million, three hundred fifty-one thousand, six hundred forty-three".

Divisors: 1 71 186346568333 13230606351643