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14692109213 = 22136639001
BaseRepresentation
bin11011010111011011…
…11100101110011101
31101220220210110221002
431223231330232131
5220042134443323
610425514520045
71030040603435
oct155355745635
941826713832
1014692109213
11625a349121
122a20436025
131501b17762
149d53992c5
155aec97828
hex36bb7cb9d

14692109213 has 4 divisors (see below), whose sum is σ = 14698750428. Its totient is φ = 14685468000.

The previous prime is 14692109197. The next prime is 14692109249. The reversal of 14692109213 is 31290129641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31290129641 = 158871969543.

It can be written as a sum of positive squares in 2 ways, for example, as 13262286244 + 1429822969 = 115162^2 + 37813^2 .

It is not a de Polignac number, because 14692109213 - 24 = 14692109197 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 (14692109273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3317288 + ... + 3321713.

It is an arithmetic number, because the mean of its divisors is an integer number (3674687607).

Almost surely, 214692109213 is an apocalyptic number.

It is an amenable number.

14692109213 is a deficient number, since it is larger than the sum of its proper divisors (6641215).

14692109213 is an equidigital number, since it uses as much as digits as its factorization.

14692109213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6641214.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 14692109213 in words is "fourteen billion, six hundred ninety-two million, one hundred nine thousand, two hundred thirteen".

Divisors: 1 2213 6639001 14692109213