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204032201 = 1071906843
BaseRepresentation
bin11000010100101…
…00100011001001
3112012220220120012
430022110203021
5404213012301
632125041305
75025150032
oct1412244311
9465826505
10204032201
11a519745a
12583b6235
1333369719
141d151a89
1512da3ebb
hexc2948c9

204032201 has 4 divisors (see below), whose sum is σ = 205939152. Its totient is φ = 202125252.

The previous prime is 204032189. The next prime is 204032239. The reversal of 204032201 is 102230402.

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 a cyclic number.

It is not a de Polignac number, because 204032201 - 26 = 204032137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (204092201) 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, 953315 + ... + 953528.

It is an arithmetic number, because the mean of its divisors is an integer number (51484788).

Almost surely, 2204032201 is an apocalyptic number.

It is an amenable number.

204032201 is a deficient number, since it is larger than the sum of its proper divisors (1906951).

204032201 is a wasteful number, since it uses less digits than its factorization.

204032201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906950.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 204032201 is about 14283.9840730799. The cubic root of 204032201 is about 588.7075038708.

Adding to 204032201 its reverse (102230402), we get a palindrome (306262603).

The spelling of 204032201 in words is "two hundred four million, thirty-two thousand, two hundred one".

Divisors: 1 107 1906843 204032201