Search a number
-
+
34189 = 179191
BaseRepresentation
bin1000010110001101
31201220021
420112031
52043224
6422141
7201451
oct102615
951807
1034189
1123761
1217951
131273c
14c661
15a1e4
hex858d

34189 has 4 divisors (see below), whose sum is σ = 34560. Its totient is φ = 33820.

The previous prime is 34183. The next prime is 34211. The reversal of 34189 is 98143.

Adding to 34189 its product of digits (864), we get a palindrome (35053).

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 34189 - 25 = 34157 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84 + ... + 274.

It is an arithmetic number, because the mean of its divisors is an integer number (8640).

234189 is an apocalyptic number.

It is an amenable number.

34189 is a deficient number, since it is larger than the sum of its proper divisors (371).

34189 is a wasteful number, since it uses less digits than its factorization.

34189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370.

The product of its digits is 864, while the sum is 25.

The square root of 34189 is about 184.9026771034. The cubic root of 34189 is about 32.4560352275.

The spelling of 34189 in words is "thirty-four thousand, one hundred eighty-nine".

Divisors: 1 179 191 34189