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28816135822 = 2251148738603
BaseRepresentation
bin11010110101100100…
…110101011010001110
32202101020122101000201
4122311210311122032
5433003412321242
621123221444114
72040043053535
oct326544653216
982336571021
1028816135822
1111247a59391
12570257063a
132943030256
14157511931c
15b39c294b7
hex6b593568e

28816135822 has 16 divisors (see below), whose sum is σ = 43426720512. Its totient is φ = 14340643000.

The previous prime is 28816135801. The next prime is 28816135841. The reversal of 28816135822 is 22853161882.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727173 + ... + 765775.

It is an arithmetic number, because the mean of its divisors is an integer number (2714170032).

Almost surely, 228816135822 is an apocalyptic number.

28816135822 is a deficient number, since it is larger than the sum of its proper divisors (14610584690).

28816135822 is a wasteful number, since it uses less digits than its factorization.

28816135822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40343.

The product of its digits is 368640, while the sum is 46.

The spelling of 28816135822 in words is "twenty-eight billion, eight hundred sixteen million, one hundred thirty-five thousand, eight hundred twenty-two".

Divisors: 1 2 251 502 1487 2974 38603 77206 373237 746474 9689353 19378706 57402661 114805322 14408067911 28816135822