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9192424685 = 51838484937
BaseRepresentation
bin10001000111110100…
…10100010011101101
3212201122011120001112
420203322110103231
5122311230042220
64120053321405
7443540214653
oct104372242355
925648146045
109192424685
11399797a7a4
121946636265
13b365b4562
14632bc4dd3
1538c03b5c5
hex223e944ed

9192424685 has 4 divisors (see below), whose sum is σ = 11030909628. Its totient is φ = 7353939744.

The previous prime is 9192424673. The next prime is 9192424691. The reversal of 9192424685 is 5864242919.

9192424685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5864242919 = 36311615049.

It can be written as a sum of positive squares in 2 ways, for example, as 3611288836 + 5581135849 = 60094^2 + 74707^2 .

It is a cyclic number.

It is not a de Polignac number, because 9192424685 - 26 = 9192424621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919242464 + ... + 919242473.

It is an arithmetic number, because the mean of its divisors is an integer number (2757727407).

Almost surely, 29192424685 is an apocalyptic number.

It is an amenable number.

9192424685 is a deficient number, since it is larger than the sum of its proper divisors (1838484943).

9192424685 is a wasteful number, since it uses less digits than its factorization.

9192424685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838484942.

The product of its digits is 1244160, while the sum is 50.

The square root of 9192424685 is about 95877.1332748325. The cubic root of 9192424685 is about 2094.8038340447.

The spelling of 9192424685 in words is "nine billion, one hundred ninety-two million, four hundred twenty-four thousand, six hundred eighty-five".

Divisors: 1 5 1838484937 9192424685