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205234 = 2891153
BaseRepresentation
bin110010000110110010
3101102112021
4302012302
523031414
64222054
71513231
oct620662
9342467
10205234
11130217
129a92a
1372553
1454b18
1540c24
hex321b2

205234 has 8 divisors (see below), whose sum is σ = 311580. Its totient is φ = 101376.

The previous prime is 205223. The next prime is 205237. The reversal of 205234 is 432502.

It can be written as a sum of positive squares in 2 ways, for example, as 205209 + 25 = 453^2 + 5^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399 + ... + 754.

2205234 is an apocalyptic number.

205234 is a deficient number, since it is larger than the sum of its proper divisors (106346).

205234 is a wasteful number, since it uses less digits than its factorization.

205234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 205234 is about 453.0275929786. The cubic root of 205234 is about 58.9861118321.

Adding to 205234 its reverse (432502), we get a palindrome (637736).

The spelling of 205234 in words is "two hundred five thousand, two hundred thirty-four".

Divisors: 1 2 89 178 1153 2306 102617 205234