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204823412 = 22173012109
BaseRepresentation
bin11000011010101…
…01101101110100
3112021102002220022
430031111231310
5404413322122
632154024312
75034653543
oct1415255564
9467362808
10204823412
11a5687952
1258718098
13335858b1
141d2ba15a
1512ead642
hexc355b74

204823412 has 12 divisors (see below), whose sum is σ = 379525860. Its totient is φ = 96387456.

The previous prime is 204823403. The next prime is 204823447. The reversal of 204823412 is 214328402.

It can be written as a sum of positive squares in 2 ways, for example, as 88096996 + 116726416 = 9386^2 + 10804^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1505987 + ... + 1506122.

It is an arithmetic number, because the mean of its divisors is an integer number (31627155).

Almost surely, 2204823412 is an apocalyptic number.

It is an amenable number.

204823412 is a deficient number, since it is larger than the sum of its proper divisors (174702448).

204823412 is a wasteful number, since it uses less digits than its factorization.

204823412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012130 (or 3012128 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 204823412 is about 14311.6530142398. The cubic root of 204823412 is about 589.4675000062.

The spelling of 204823412 in words is "two hundred four million, eight hundred twenty-three thousand, four hundred twelve".

Divisors: 1 2 4 17 34 68 3012109 6024218 12048436 51205853 102411706 204823412