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204450852 = 22364326497
BaseRepresentation
bin11000010111110…
…10110000100100
3112020201011211210
430023322300210
5404314411402
632142031420
75031542424
oct1413726044
9466634753
10204450852
11a5452a51
1258578570
1333485148
141d220484
1512e3806c
hexc2fac24

204450852 has 24 divisors (see below), whose sum is σ = 477811936. Its totient is φ = 68041728.

The previous prime is 204450821. The next prime is 204450901. The reversal of 204450852 is 258054402.

It is an unprimeable number.

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, 5533 + ... + 20964.

Almost surely, 2204450852 is an apocalyptic number.

It is an amenable number.

204450852 is an abundant number, since it is smaller than the sum of its proper divisors (273361084).

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

204450852 is a wasteful number, since it uses less digits than its factorization.

204450852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27147 (or 27145 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 204450852 is about 14298.6311232929. The cubic root of 204450852 is about 589.1098825224.

The spelling of 204450852 in words is "two hundred four million, four hundred fifty thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 12 643 1286 1929 2572 3858 7716 26497 52994 79491 105988 158982 317964 17037571 34075142 51112713 68150284 102225426 204450852