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8755922993 = 70663123911
BaseRepresentation
bin10000010011110010…
…01100100000110001
3211121012210222022012
420021321030200301
5120413004013433
64004501452305
7426660055166
oct101171144061
924535728265
108755922993
1137935435a4
121844411095
13a9703282c
145d0c3c06d
15363a67848
hex209e4c831

8755922993 has 4 divisors (see below), whose sum is σ = 8756117568. Its totient is φ = 8755728420.

The previous prime is 8755922957. The next prime is 8755923019. The reversal of 8755922993 is 3992295578.

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.

It is a cyclic number.

It is not a de Polignac number, because 8755922993 - 214 = 8755906609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8755922953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8708 + ... + 132618.

It is an arithmetic number, because the mean of its divisors is an integer number (2189029392).

Almost surely, 28755922993 is an apocalyptic number.

It is an amenable number.

8755922993 is a deficient number, since it is larger than the sum of its proper divisors (194575).

8755922993 is a wasteful number, since it uses less digits than its factorization.

8755922993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194574.

The product of its digits is 12247200, while the sum is 59.

The square root of 8755922993 is about 93573.0890427371. The cubic root of 8755922993 is about 2061.1075039644.

The spelling of 8755922993 in words is "eight billion, seven hundred fifty-five million, nine hundred twenty-two thousand, nine hundred ninety-three".

Divisors: 1 70663 123911 8755922993