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199083132 = 22325530087
BaseRepresentation
bin10111101110111…
…00010001111100
3111212121110201100
423313130101330
5401431130012
631431013100
74635115203
oct1367342174
9455543640
10199083132
11a2417116
125680a190
1332325b91
141c62423a
15127278dc
hexbddc47c

199083132 has 18 divisors (see below), whose sum is σ = 503238008. Its totient is φ = 66361032.

The previous prime is 199083127. The next prime is 199083149. The reversal of 199083132 is 231380991.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 5530087 = 199083132 / (1 + 9 + 9 + 0 + 8 + 3 + 1 + 3 + 2).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2765008 + ... + 2765079.

Almost surely, 2199083132 is an apocalyptic number.

199083132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199083132 is an abundant number, since it is smaller than the sum of its proper divisors (304154876).

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

199083132 is a wasteful number, since it uses less digits than its factorization.

199083132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5530097 (or 5530092 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 199083132 is about 14109.6822076190. The cubic root of 199083132 is about 583.9085324629.

The spelling of 199083132 in words is "one hundred ninety-nine million, eighty-three thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 5530087 11060174 16590261 22120348 33180522 49770783 66361044 99541566 199083132