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44127001 = 891014909
BaseRepresentation
bin1010100001010…
…1001100011001
310002000212212101
42220111030121
542244031001
64213443401
71044034102
oct250251431
9102025771
1044127001
11229aa2a6
1212940561
1391b0169
145c093a9
153d19a01
hex2a15319

44127001 has 8 divisors (see below), whose sum is σ = 45073800. Its totient is φ = 43190400.

The previous prime is 44126969. The next prime is 44127007. The reversal of 44127001 is 10072144.

It can be written as a sum of positive squares in 4 ways, for example, as 25765776 + 18361225 = 5076^2 + 4285^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44127001 - 25 = 44126969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44127001.

It is not an unprimeable number, because it can be changed into a prime (44127007) 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 in 7 ways as a sum of consecutive naturals, for example, 6535 + ... + 11443.

It is an arithmetic number, because the mean of its divisors is an integer number (5634225).

Almost surely, 244127001 is an apocalyptic number.

It is an amenable number.

44127001 is a deficient number, since it is larger than the sum of its proper divisors (946799).

44127001 is a wasteful number, since it uses less digits than its factorization.

44127001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5099.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 44127001 is about 6642.8157433426. The cubic root of 44127001 is about 353.3741722307.

Adding to 44127001 its reverse (10072144), we get a palindrome (54199145).

The spelling of 44127001 in words is "forty-four million, one hundred twenty-seven thousand, one".

Divisors: 1 89 101 4909 8989 436901 495809 44127001