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238049 = 7311097
BaseRepresentation
bin111010000111100001
3110002112122
4322013201
530104144
65034025
72011010
oct720741
9402478
10238049
11152939
12b5915
1384476
1462a77
154a7ee
hex3a1e1

238049 has 8 divisors (see below), whose sum is σ = 281088. Its totient is φ = 197280.

The previous prime is 238039. The next prime is 238079. The reversal of 238049 is 940832.

238049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-238049 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238009) 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, 332 + ... + 765.

It is an arithmetic number, because the mean of its divisors is an integer number (35136).

2238049 is an apocalyptic number.

It is an amenable number.

238049 is a deficient number, since it is larger than the sum of its proper divisors (43039).

238049 is a wasteful number, since it uses less digits than its factorization.

238049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 238049 is about 487.9026542252. The cubic root of 238049 is about 61.9757970047.

The spelling of 238049 in words is "two hundred thirty-eight thousand, forty-nine".

Divisors: 1 7 31 217 1097 7679 34007 238049