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200441444 = 22731322871
BaseRepresentation
bin10111111001001…
…11111001100100
3111222011110222012
423330213321210
5402303111234
631520053352
74652503250
oct1374477144
9458143865
10200441444
11a3164695
1257164258
13326b0208
141c899260
15128e50ce
hexbf27e64

200441444 has 24 divisors (see below), whose sum is σ = 402181248. Its totient is φ = 85625280.

The previous prime is 200441419. The next prime is 200441453. The reversal of 200441444 is 444144002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2672 + ... + 20199.

It is an arithmetic number, because the mean of its divisors is an integer number (16757552).

Almost surely, 2200441444 is an apocalyptic number.

It is an amenable number.

200441444 is an abundant number, since it is smaller than the sum of its proper divisors (201739804).

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

200441444 is a wasteful number, since it uses less digits than its factorization.

200441444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23195 (or 23193 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 200441444 is about 14157.7344232755. The cubic root of 200441444 is about 585.2334948304.

Adding to 200441444 its reverse (444144002), we get a palindrome (644585446).

The spelling of 200441444 in words is "two hundred million, four hundred forty-one thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 28 313 626 1252 2191 4382 8764 22871 45742 91484 160097 320194 640388 7158623 14317246 28634492 50110361 100220722 200441444