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204107204 = 2277289543
BaseRepresentation
bin11000010101001…
…10110111000100
3112020001201110002
430022212313010
5404222412304
632130420432
75025611510
oct1412466704
9466051402
10204107204
11a5238844
1258431718
13333948c2
141d171140
1512dbb31e
hexc2a6dc4

204107204 has 12 divisors (see below), whose sum is σ = 408214464. Its totient is φ = 87474504.

The previous prime is 204107201. The next prime is 204107231. The reversal of 204107204 is 402701402.

204107204 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (204107201) 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 3 ways as a sum of consecutive naturals, for example, 3644744 + ... + 3644799.

It is an arithmetic number, because the mean of its divisors is an integer number (34017872).

Almost surely, 2204107204 is an apocalyptic number.

It is an amenable number.

204107204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204107204 is a wasteful number, since it uses less digits than its factorization.

204107204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7289554 (or 7289552 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 204107204 is about 14286.6092548232. The cubic root of 204107204 is about 588.7796320599.

Adding to 204107204 its reverse (402701402), we get a palindrome (606808606).

The spelling of 204107204 in words is "two hundred four million, one hundred seven thousand, two hundred four".

Divisors: 1 2 4 7 14 28 7289543 14579086 29158172 51026801 102053602 204107204