Search a number
-
+
239029 = 734147
BaseRepresentation
bin111010010110110101
3110010212221
4322112311
530122104
65042341
72013610
oct722665
9403787
10239029
1115364a
12b63b1
1384a4b
1463177
154ac54
hex3a5b5

239029 has 4 divisors (see below), whose sum is σ = 273184. Its totient is φ = 204876.

The previous prime is 239027. The next prime is 239053. The reversal of 239029 is 920932.

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.

It is not a de Polignac number, because 239029 - 21 = 239027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 238994 and 239012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17067 + ... + 17080.

It is an arithmetic number, because the mean of its divisors is an integer number (68296).

2239029 is an apocalyptic number.

It is an amenable number.

239029 is a deficient number, since it is larger than the sum of its proper divisors (34155).

239029 is an equidigital number, since it uses as much as digits as its factorization.

239029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34154.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 239029 is about 488.9059214205. The cubic root of 239029 is about 62.0607278730.

The spelling of 239029 in words is "two hundred thirty-nine thousand, twenty-nine".

Divisors: 1 7 34147 239029