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BaseRepresentation
bin110010000011110001
3101102021010
4302003301
523030131
64221133
71512534
oct620361
9342233
10205041
11130061
129a7a9
1372435
1454a1b
1540b46
hex320f1

205041 has 8 divisors (see below), whose sum is σ = 280224. Its totient is φ = 133280.

The previous prime is 205033. The next prime is 205043. The reversal of 205041 is 140502.

205041 is nontrivially palindromic in base 12.

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 205041 - 23 = 205033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (205043) 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, 711 + ... + 956.

It is an arithmetic number, because the mean of its divisors is an integer number (35028).

2205041 is an apocalyptic number.

It is an amenable number.

205041 is a deficient number, since it is larger than the sum of its proper divisors (75183).

205041 is a wasteful number, since it uses less digits than its factorization.

205041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 205041 is about 452.8145315689. The cubic root of 205041 is about 58.9676160500.

Adding to 205041 its reverse (140502), we get a palindrome (345543).

The spelling of 205041 in words is "two hundred five thousand, forty-one".

Divisors: 1 3 41 123 1667 5001 68347 205041