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14808134669 = 137991073131
BaseRepresentation
bin11011100101010001…
…00011010000001101
31102020000010011221012
431302220203100031
5220311340302134
610445221415005
71032650032166
oct156250432015
942200104835
1014808134669
116309895829
122a5326a465
13151cb7c583
14a0695c76d
155ba0656ce
hex372a2340d

14808134669 has 4 divisors (see below), whose sum is σ = 14809221600. Its totient is φ = 14807047740.

The previous prime is 14808134617. The next prime is 14808134681. The reversal of 14808134669 is 96643180841.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96643180841 = 308093136849.

It is a cyclic number.

It is not a de Polignac number, because 14808134669 - 212 = 14808130573 is a prime.

It is a super-2 number, since 2×148081346692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14808130669) 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, 522767 + ... + 550364.

It is an arithmetic number, because the mean of its divisors is an integer number (3702305400).

Almost surely, 214808134669 is an apocalyptic number.

It is an amenable number.

14808134669 is a deficient number, since it is larger than the sum of its proper divisors (1086931).

14808134669 is a wasteful number, since it uses less digits than its factorization.

14808134669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086930.

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 14808134669 in words is "fourteen billion, eight hundred eight million, one hundred thirty-four thousand, six hundred sixty-nine".

Divisors: 1 13799 1073131 14808134669