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8028232853 = 39720222249
BaseRepresentation
bin1110111101000010…
…10001110010010101
3202201111112111002112
413132201101302111
5112420211422403
63404344520405
7402642565454
oct73641216225
922644474075
108028232853
11344a801193
121680780105
139ac349954
14562336b9b
1531ec259d8
hex1de851c95

8028232853 has 4 divisors (see below), whose sum is σ = 8048455500. Its totient is φ = 8008010208.

The previous prime is 8028232831. The next prime is 8028232871. The reversal of 8028232853 is 3582328208.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3488437969 + 4539794884 = 59063^2 + 67378^2 .

It is a cyclic number.

It is not a de Polignac number, because 8028232853 - 26 = 8028232789 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 8028232853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8028232253) by changing a digit.

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, 10110728 + ... + 10111521.

It is an arithmetic number, because the mean of its divisors is an integer number (2012113875).

Almost surely, 28028232853 is an apocalyptic number.

It is an amenable number.

8028232853 is a deficient number, since it is larger than the sum of its proper divisors (20222647).

8028232853 is a wasteful number, since it uses less digits than its factorization.

8028232853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20222646.

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 8028232853 is about 89600.4065448366. The cubic root of 8028232853 is about 2002.3499754762.

The spelling of 8028232853 in words is "eight billion, twenty-eight million, two hundred thirty-two thousand, eight hundred fifty-three".

Divisors: 1 397 20222249 8028232853