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199882230 = 2356662741
BaseRepresentation
bin10111110100111…
…11010111110110
3111221010001212120
423322133113312
5402132212410
631500100410
74644654012
oct1372372766
9457101776
10199882230
11a2912529
1256b34706
1332545812
141c791542
1512834570
hexbe9f5f6

199882230 has 16 divisors (see below), whose sum is σ = 479717424. Its totient is φ = 53301920.

The previous prime is 199882229. The next prime is 199882231. The reversal of 199882230 is 32288991.

It is an interprime number because it is at equal distance from previous prime (199882229) and next prime (199882231).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199882231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3331341 + ... + 3331400.

It is an arithmetic number, because the mean of its divisors is an integer number (29982339).

Almost surely, 2199882230 is an apocalyptic number.

199882230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199882230 is an abundant number, since it is smaller than the sum of its proper divisors (279835194).

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

199882230 is a wasteful number, since it uses less digits than its factorization.

199882230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6662751.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 199882230 is about 14137.9712123062. The cubic root of 199882230 is about 584.6887379147.

The spelling of 199882230 in words is "one hundred ninety-nine million, eight hundred eighty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 6662741 13325482 19988223 33313705 39976446 66627410 99941115 199882230