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14146844123 = 139101775857
BaseRepresentation
bin11010010110011011…
…11011010111011011
31100111220210010211202
431023031323113123
5212433043002443
610255435544415
71010400122336
oct151315732733
940456703752
1014146844123
115aaa585415
1228a98bb10b
131445b744a9
14982bbd61d
1557be8c7b8
hex34b37b5db

14146844123 has 4 divisors (see below), whose sum is σ = 14248620120. Its totient is φ = 14045068128.

The previous prime is 14146844099. The next prime is 14146844137. The reversal of 14146844123 is 32144864141.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32144864141 = 132472681857.

It is a cyclic number.

It is not a de Polignac number, because 14146844123 - 210 = 14146843099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14146844923) 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, 50887790 + ... + 50888067.

It is an arithmetic number, because the mean of its divisors is an integer number (3562155030).

Almost surely, 214146844123 is an apocalyptic number.

14146844123 is a deficient number, since it is larger than the sum of its proper divisors (101775997).

14146844123 is a wasteful number, since it uses less digits than its factorization.

14146844123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101775996.

The product of its digits is 73728, while the sum is 38.

The spelling of 14146844123 in words is "fourteen billion, one hundred forty-six million, eight hundred forty-four thousand, one hundred twenty-three".

Divisors: 1 139 101775857 14146844123