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200444 = 2250111
BaseRepresentation
bin110000111011111100
3101011221212
4300323330
522403234
64143552
71463246
oct607374
9334855
10200444
11127662
1297bb8
137030a
1453096
153e5ce
hex30efc

200444 has 6 divisors (see below), whose sum is σ = 350784. Its totient is φ = 100220.

The previous prime is 200443. The next prime is 200461. The reversal of 200444 is 444002.

200444 is a modest number, since divided by 444 gives 200 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25052 + ... + 25059.

It is an arithmetic number, because the mean of its divisors is an integer number (58464).

2200444 is an apocalyptic number.

It is an amenable number.

200444 is a deficient number, since it is larger than the sum of its proper divisors (150340).

200444 is a wasteful number, since it uses less digits than its factorization.

200444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50115 (or 50113 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 200444 is about 447.7097273904. The cubic root of 200444 is about 58.5235982424.

Adding to 200444 its reverse (444002), we get a palindrome (644446).

It can be divided in two parts, 2004 and 44, that added together give a 11-th power (2048 = 211).

The spelling of 200444 in words is "two hundred thousand, four hundred forty-four", and thus it is an iban number.

Divisors: 1 2 4 50111 100222 200444