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44221301 = 172601253
BaseRepresentation
bin1010100010110…
…0001101110101
310002012200012222
42220230031311
542310040201
64215452125
71044606035
oct250541565
9102180188
1044221301
1122a64133
1212987045
139214067
145c318c5
153d3791b
hex2a2c375

44221301 has 4 divisors (see below), whose sum is σ = 46822572. Its totient is φ = 41620032.

The previous prime is 44221237. The next prime is 44221319. The reversal of 44221301 is 10312244.

44221301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 33814225 + 10407076 = 5815^2 + 3226^2 .

It is a cyclic number.

It is not a de Polignac number, because 44221301 - 26 = 44221237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 2601253 = 44221301 / (4 + 4 + 2 + 2 + 1 + 3 + 0 + 1).

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 44221301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44221351) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1300610 + ... + 1300643.

It is an arithmetic number, because the mean of its divisors is an integer number (11705643).

Almost surely, 244221301 is an apocalyptic number.

It is an amenable number.

44221301 is a deficient number, since it is larger than the sum of its proper divisors (2601271).

44221301 is a wasteful number, since it uses less digits than its factorization.

44221301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2601270.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 44221301 is about 6649.9098490130. The cubic root of 44221301 is about 353.6257149329.

Adding to 44221301 its reverse (10312244), we get a palindrome (54533545).

The spelling of 44221301 in words is "forty-four million, two hundred twenty-one thousand, three hundred one".

Divisors: 1 17 2601253 44221301