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44144525 = 522960889
BaseRepresentation
bin1010100001100…
…1011110001101
310002001202220102
42220121132031
542300111100
64214100445
71044136145
oct250313615
9102052812
1044144525
1122a11487
121294a725
1391b8129
145c11925
153d1ecd5
hex2a1978d

44144525 has 12 divisors (see below), whose sum is σ = 56627700. Its totient is φ = 34097280.

The previous prime is 44144519. The next prime is 44144533. The reversal of 44144525 is 52544144.

44144525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 7214596 + 36929929 = 2686^2 + 6077^2 .

It is not a de Polignac number, because 44144525 - 24 = 44144509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 29720 + ... + 31169.

It is an arithmetic number, because the mean of its divisors is an integer number (4718975).

Almost surely, 244144525 is an apocalyptic number.

It is an amenable number.

44144525 is a deficient number, since it is larger than the sum of its proper divisors (12483175).

44144525 is a wasteful number, since it uses less digits than its factorization.

44144525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60928 (or 60923 counting only the distinct ones).

The product of its digits is 12800, while the sum is 29.

The square root of 44144525 is about 6644.1346313873. The cubic root of 44144525 is about 353.4209441186.

Adding to 44144525 its reverse (52544144), we get a palindrome (96688669).

The spelling of 44144525 in words is "forty-four million, one hundred forty-four thousand, five hundred twenty-five".

Divisors: 1 5 25 29 145 725 60889 304445 1522225 1765781 8828905 44144525