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199133 = 1143421
BaseRepresentation
bin110000100111011101
3101010011022
4300213131
522333013
64133525
71456364
oct604735
9333138
10199133
11126680
12972a5
136c83c
14527db
153e008
hex309dd

199133 has 8 divisors (see below), whose sum is σ = 222816. Its totient is φ = 176400.

The previous prime is 199109. The next prime is 199151. The reversal of 199133 is 331991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 199133 - 210 = 198109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199103) 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, 263 + ... + 683.

It is an arithmetic number, because the mean of its divisors is an integer number (27852).

2199133 is an apocalyptic number.

It is an amenable number.

199133 is a deficient number, since it is larger than the sum of its proper divisors (23683).

199133 is a wasteful number, since it uses less digits than its factorization.

199133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475.

The product of its digits is 729, while the sum is 26.

The square root of 199133 is about 446.2432072312. The cubic root of 199133 is about 58.3957282482.

It can be divided in two parts, 1991 and 33, that multiplied together give a triangular number (65703 = T362).

The spelling of 199133 in words is "one hundred ninety-nine thousand, one hundred thirty-three".

Divisors: 1 11 43 421 473 4631 18103 199133