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14140430123 = 87299161977
BaseRepresentation
bin11010010101101010…
…11101011100101011
31100111110201021111012
431022311131130223
5212424422230443
610255050254135
71010261446541
oct151265353453
940443637435
1014140430123
115aa69a4496
1228a772734b
131444739c21
14981dcdd91
1557b622118
hex34ad5d72b

14140430123 has 4 divisors (see below), whose sum is σ = 14140679400. Its totient is φ = 14140180848.

The previous prime is 14140430111. The next prime is 14140430137. The reversal of 14140430123 is 32103404141.

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 14140430123 - 28 = 14140429867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14140430023) 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, 6311 + ... + 168287.

It is an arithmetic number, because the mean of its divisors is an integer number (3535169850).

Almost surely, 214140430123 is an apocalyptic number.

14140430123 is a deficient number, since it is larger than the sum of its proper divisors (249277).

14140430123 is an equidigital number, since it uses as much as digits as its factorization.

14140430123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249276.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 14140430123 its reverse (32103404141), we get a palindrome (46243834264).

The spelling of 14140430123 in words is "fourteen billion, one hundred forty million, four hundred thirty thousand, one hundred twenty-three".

Divisors: 1 87299 161977 14140430123