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50044289 = 306116349
BaseRepresentation
bin1011111011100…
…1110110000001
310111011111212012
42332321312001
5100302404124
64544342305
71145240501
oct276716601
9114144765
1050044289
1126281019
1214914995
13a4a2609
146909a01
1545d7e0e
hex2fb9d81

50044289 has 4 divisors (see below), whose sum is σ = 50063700. Its totient is φ = 50024880.

The previous prime is 50044273. The next prime is 50044327. The reversal of 50044289 is 98244005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29866225 + 20178064 = 5465^2 + 4492^2 .

It is a cyclic number.

It is not a de Polignac number, because 50044289 - 24 = 50044273 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50044219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5114 + ... + 11235.

It is an arithmetic number, because the mean of its divisors is an integer number (12515925).

Almost surely, 250044289 is an apocalyptic number.

It is an amenable number.

50044289 is a deficient number, since it is larger than the sum of its proper divisors (19411).

50044289 is a wasteful number, since it uses less digits than its factorization.

50044289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19410.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 50044289 is about 7074.1988238952. The cubic root of 50044289 is about 368.5118924770.

The spelling of 50044289 in words is "fifty million, forty-four thousand, two hundred eighty-nine".

Divisors: 1 3061 16349 50044289