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14885760427 = 84431763089
BaseRepresentation
bin11011101110100001…
…01010110110101011
31102102102011222110021
431313100222312223
5220441223313202
610501033301311
71034611606306
oct156720526653
942372158407
1014885760427
11634969514a
122a75264837
131532c8b085
14a12da7b3d
155c1c9aa37
hex37742adab

14885760427 has 4 divisors (see below), whose sum is σ = 14887531960. Its totient is φ = 14883988896.

The previous prime is 14885760391. The next prime is 14885760457. The reversal of 14885760427 is 72406758841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72406758841 = 353205118297.

It is a cyclic number.

It is not a de Polignac number, because 14885760427 - 27 = 14885760299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14885760457) 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, 873102 + ... + 889987.

It is an arithmetic number, because the mean of its divisors is an integer number (3721882990).

Almost surely, 214885760427 is an apocalyptic number.

14885760427 is a deficient number, since it is larger than the sum of its proper divisors (1771533).

14885760427 is an equidigital number, since it uses as much as digits as its factorization.

14885760427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771532.

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 14885760427 in words is "fourteen billion, eight hundred eighty-five million, seven hundred sixty thousand, four hundred twenty-seven".

Divisors: 1 8443 1763089 14885760427