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14091878159 = 131181159399
BaseRepresentation
bin11010001111111000…
…01111111100001111
31100101002100120201022
431013330033330033
5212330010100114
610250153504355
71006131662612
oct150774177417
940332316638
1014091878159
115a815526a7
1228934120bb
13143766a958
14979792179
1557723148e
hex347f0ff0f

14091878159 has 8 divisors (see below), whose sum is σ = 14207529600. Its totient is φ = 13976349400.

The previous prime is 14091878131. The next prime is 14091878167. The reversal of 14091878159 is 95187819041.

It is a happy number.

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 14091878159 - 28 = 14091877903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14091878159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14091878189) 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, 207542 + ... + 266940.

It is an arithmetic number, because the mean of its divisors is an integer number (1775941200).

Almost surely, 214091878159 is an apocalyptic number.

14091878159 is a deficient number, since it is larger than the sum of its proper divisors (115651441).

14091878159 is a wasteful number, since it uses less digits than its factorization.

14091878159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61341.

The product of its (nonzero) digits is 725760, while the sum is 53.

The spelling of 14091878159 in words is "fourteen billion, ninety-one million, eight hundred seventy-eight thousand, one hundred fifty-nine".

Divisors: 1 131 1811 59399 237241 7781269 107571589 14091878159