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205051053 = 371962681
BaseRepresentation
bin11000011100011…
…01010010101101
3112021211200011110
430032031102231
5404443113203
632202542233
75036622324
oct1416152255
9467750143
10205051053
11a5822989
1258807979
13336353ac
141d3390bb
1513005d03
hexc38d4ad

205051053 has 8 divisors (see below), whose sum is σ = 277252416. Its totient is φ = 134775200.

The previous prime is 205051037. The next prime is 205051079. The reversal of 205051053 is 350150502.

205051053 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 not a de Polignac number, because 205051053 - 24 = 205051037 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205051013) 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, 481128 + ... + 481553.

It is an arithmetic number, because the mean of its divisors is an integer number (34656552).

Almost surely, 2205051053 is an apocalyptic number.

It is an amenable number.

205051053 is a deficient number, since it is larger than the sum of its proper divisors (72201363).

205051053 is an equidigital number, since it uses as much as digits as its factorization.

205051053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962755.

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 205051053 is about 14319.6038003850. The cubic root of 205051053 is about 589.6857974633.

The spelling of 205051053 in words is "two hundred five million, fifty-one thousand, fifty-three".

Divisors: 1 3 71 213 962681 2888043 68350351 205051053