Search a number
-
+
12168875306641 = 56941395167051
BaseRepresentation
bin1011000100010100100101…
…1111010110111010010001
31121002022222211202112200011
42301011021133112322101
53043333324034303031
641514145405554521
72364113034310204
oct261051137267221
947068884675604
1012168875306641
113971877961229
1214464ab875a41
136a369b62b531
14300d9612993b
15161818b586b1
hexb11497d6e91

12168875306641 has 8 divisors (see below), whose sum is σ = 12193209309600. Its totient is φ = 12144551647200.

The previous prime is 12168875306617. The next prime is 12168875306681. The reversal of 12168875306641 is 14660357886121.

12168875306641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12168875306641 - 29 = 12168875306129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12168875306611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228435 + ... + 4938616.

It is an arithmetic number, because the mean of its divisors is an integer number (1524151163700).

Almost surely, 212168875306641 is an apocalyptic number.

It is an amenable number.

12168875306641 is a deficient number, since it is larger than the sum of its proper divisors (24334002959).

12168875306641 is an equidigital number, since it uses as much as digits as its factorization.

12168875306641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5171759.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 12168875306641 in words is "twelve trillion, one hundred sixty-eight billion, eight hundred seventy-five million, three hundred six thousand, six hundred forty-one".

Divisors: 1 569 4139 2355091 5167051 2940052019 21386424089 12168875306641