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44103311225 = 5217103772497
BaseRepresentation
bin101001000100110000…
…110001111101111001
311012211122011100022022
4221010300301331321
51210310421424400
632132155004225
73120630650201
oct510460617571
9135748140268
1044103311225
1117782195546
12866a139675
13420b20697c
1421c5535401
151231d67b85
hexa44c31f79

44103311225 has 12 divisors (see below), whose sum is σ = 57905053884. Its totient is φ = 33207198720.

The previous prime is 44103311207. The next prime is 44103311227. The reversal of 44103311225 is 52211330144.

It is a happy number.

44103311225 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 125865961 + 43977445264 = 11219^2 + 209708^2 .

It is not a de Polignac number, because 44103311225 - 28 = 44103310969 is a prime.

It is a super-2 number, since 2×441033112252 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44103311194 and 44103311203.

It is not an unprimeable number, because it can be changed into a prime (44103311227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51885824 + ... + 51886673.

It is an arithmetic number, because the mean of its divisors is an integer number (4825421157).

Almost surely, 244103311225 is an apocalyptic number.

It is an amenable number.

44103311225 is a deficient number, since it is larger than the sum of its proper divisors (13801742659).

44103311225 is a wasteful number, since it uses less digits than its factorization.

44103311225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103772524 (or 103772519 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 44103311225 its reverse (52211330144), we get a palindrome (96314641369).

The spelling of 44103311225 in words is "forty-four billion, one hundred three million, three hundred eleven thousand, two hundred twenty-five".

Divisors: 1 5 17 25 85 425 103772497 518862485 1764132449 2594312425 8820662245 44103311225