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44105045 = 58821009
BaseRepresentation
bin1010100000111…
…1110101010101
310001222202202012
42220033311111
542242330140
64213154005
71043613065
oct250176525
9101882665
1044105045
1122994856
121292b905
1391a317a
145c013a5
153d13265
hex2a0fd55

44105045 has 4 divisors (see below), whose sum is σ = 52926060. Its totient is φ = 35284032.

The previous prime is 44105041. The next prime is 44105059. The reversal of 44105045 is 54050144.

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 19562929 + 24542116 = 4423^2 + 4954^2 .

It is a cyclic number.

It is not a de Polignac number, because 44105045 - 22 = 44105041 is a prime.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 44105045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44105041) 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, 4410500 + ... + 4410509.

It is an arithmetic number, because the mean of its divisors is an integer number (13231515).

Almost surely, 244105045 is an apocalyptic number.

It is an amenable number.

44105045 is a deficient number, since it is larger than the sum of its proper divisors (8821015).

44105045 is an equidigital number, since it uses as much as digits as its factorization.

44105045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8821014.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 44105045 is about 6641.1629252714. The cubic root of 44105045 is about 353.3155537709.

Adding to 44105045 its reverse (54050144), we get a palindrome (98155189).

The spelling of 44105045 in words is "forty-four million, one hundred five thousand, forty-five".

Divisors: 1 5 8821009 44105045