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134210186 = 21119321077
BaseRepresentation
bin1111111111111…
…10001010001010
3100100112120202122
413333332022022
5233324211221
621152331242
73216524225
oct777761212
9310476678
10134210186
1169838110
1238b43b22
1321a60c16
1413b785bc
15bbb0eab
hex7ffe28a

134210186 has 16 divisors (see below), whose sum is σ = 231176160. Its totient is φ = 57793680.

The previous prime is 134210149. The next prime is 134210201. The reversal of 134210186 is 681012431.

134210186 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160121 + ... + 160956.

It is an arithmetic number, because the mean of its divisors is an integer number (14448510).

Almost surely, 2134210186 is an apocalyptic number.

134210186 is a deficient number, since it is larger than the sum of its proper divisors (96965974).

134210186 is a wasteful number, since it uses less digits than its factorization.

134210186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321109.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 134210186 is about 11584.9119979394. The cubic root of 134210186 is about 511.9904096714.

The spelling of 134210186 in words is "one hundred thirty-four million, two hundred ten thousand, one hundred eighty-six".

Divisors: 1 2 11 19 22 38 209 418 321077 642154 3531847 6100463 7063694 12200926 67105093 134210186