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199680882 = 23137324239
BaseRepresentation
bin10111110011011…
…10001101110010
3111220201211200020
423321232031302
5402104242012
631451504310
74643155002
oct1371561562
9456654606
10199680882
11a2795225
1256a58096
13324a4c8b
141c73c002
15127e4a8c
hexbe6e372

199680882 has 16 divisors (see below), whose sum is σ = 399669120. Its totient is φ = 66509072.

The previous prime is 199680881. The next prime is 199680883. The reversal of 199680882 is 288086991.

199680882 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (199680881) and next prime (199680883).

It is not an unprimeable number, because it can be changed into a prime (199680881) 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 7 ways as a sum of consecutive naturals, for example, 3882 + ... + 20357.

It is an arithmetic number, because the mean of its divisors is an integer number (24979320).

Almost surely, 2199680882 is an apocalyptic number.

199680882 is an abundant number, since it is smaller than the sum of its proper divisors (199988238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

199680882 is a wasteful number, since it uses less digits than its factorization.

199680882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25617.

The product of its (nonzero) digits is 497664, while the sum is 51.

The square root of 199680882 is about 14130.8485944758. The cubic root of 199680882 is about 584.4923465032.

The spelling of 199680882 in words is "one hundred ninety-nine million, six hundred eighty thousand, eight hundred eighty-two".