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13995659159 = 30794545521
BaseRepresentation
bin11010000100011010…
…01100111110010111
31100010101022011001122
431002031030332113
5212130342043114
610232435314155
71003553066006
oct150215147627
940111264048
1013995659159
115a32203969
12286714b95b
13142074c131
1496aaa6c3d
1556da76e8e
hex34234cf97

13995659159 has 4 divisors (see below), whose sum is σ = 14000207760. Its totient is φ = 13991110560.

The previous prime is 13995659149. The next prime is 13995659189. The reversal of 13995659159 is 95195659931.

It is a happy number.

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 13995659159 - 28 = 13995658903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13995659149) 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, 2269682 + ... + 2275839.

It is an arithmetic number, because the mean of its divisors is an integer number (3500051940).

Almost surely, 213995659159 is an apocalyptic number.

13995659159 is a deficient number, since it is larger than the sum of its proper divisors (4548601).

13995659159 is an equidigital number, since it uses as much as digits as its factorization.

13995659159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4548600.

The product of its digits is 14762250, while the sum is 62.

The spelling of 13995659159 in words is "thirteen billion, nine hundred ninety-five million, six hundred fifty-nine thousand, one hundred fifty-nine".

Divisors: 1 3079 4545521 13995659159