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204202433 = 2414012113
BaseRepresentation
bin11000010101111…
…10000111000001
3112020020120002002
430022332013001
5404233434213
632132433345
75026456241
oct1412760701
9466216062
10204202433
11a52a3346
1258478855
13333c9056
141d197b21
1512dd9658
hexc2be1c1

204202433 has 8 divisors (see below), whose sum is σ = 205658376. Its totient is φ = 202752000.

The previous prime is 204202421. The next prime is 204202469. The reversal of 204202433 is 334202402.

It can be written as a sum of positive squares in 4 ways, for example, as 45265984 + 158936449 = 6728^2 + 12607^2 .

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 204202433 - 214 = 204186049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204202403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95585 + ... + 97697.

It is an arithmetic number, because the mean of its divisors is an integer number (25707297).

Almost surely, 2204202433 is an apocalyptic number.

It is an amenable number.

204202433 is a deficient number, since it is larger than the sum of its proper divisors (1455943).

204202433 is a wasteful number, since it uses less digits than its factorization.

204202433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 204202433 is about 14289.9416723792. The cubic root of 204202433 is about 588.8711855456.

Adding to 204202433 its reverse (334202402), we get a palindrome (538404835).

The spelling of 204202433 in words is "two hundred four million, two hundred two thousand, four hundred thirty-three".

Divisors: 1 241 401 2113 96641 509233 847313 204202433