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44027131 = 65966809
BaseRepresentation
bin1010011111110…
…0110011111011
310001211210212111
42213330303323
542232332011
64211353151
71043136661
oct247746373
9101753774
1044027131
1122941265
12128b27b7
139176875
145bc0c31
153cea121
hex29fccfb

44027131 has 4 divisors (see below), whose sum is σ = 44094600. Its totient is φ = 43959664.

The previous prime is 44027119. The next prime is 44027147. The reversal of 44027131 is 13172044.

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

It is a cyclic number.

It is not a de Polignac number, because 44027131 - 213 = 44018939 is a prime.

It is a super-2 number, since 2×440271312 = 3876776528182322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44027111) 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, 32746 + ... + 34063.

It is an arithmetic number, because the mean of its divisors is an integer number (11023650).

Almost surely, 244027131 is an apocalyptic number.

44027131 is a deficient number, since it is larger than the sum of its proper divisors (67469).

44027131 is an equidigital number, since it uses as much as digits as its factorization.

44027131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67468.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 44027131 is about 6635.2943416249. The cubic root of 44027131 is about 353.1073806543.

Adding to 44027131 its reverse (13172044), we get a palindrome (57199175).

The spelling of 44027131 in words is "forty-four million, twenty-seven thousand, one hundred thirty-one".

Divisors: 1 659 66809 44027131