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2444350420 = 225235751853
BaseRepresentation
bin1001000110110001…
…1101001111010100
320022100110212102001
42101230131033110
520001223203140
61042314525044
7114400431031
oct22154351724
96270425361
102444350420
111044854716
12582736784
132cc5466c5
141928c6388
15e48d6e9a
hex91b1d3d4

2444350420 has 24 divisors (see below), whose sum is σ = 5135412744. Its totient is φ = 977306496.

The previous prime is 2444350411. The next prime is 2444350451. The reversal of 2444350420 is 240534442.

2444350420 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 4 ways, for example, as 487349776 + 1957000644 = 22076^2 + 44238^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21214 + ... + 73066.

It is an arithmetic number, because the mean of its divisors is an integer number (213975531).

Almost surely, 22444350420 is an apocalyptic number.

2444350420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2444350420 is an abundant number, since it is smaller than the sum of its proper divisors (2691062324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2444350420 is a wasteful number, since it uses less digits than its factorization.

2444350420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54219 (or 54217 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 2444350420 is about 49440.3723691479. The cubic root of 2444350420 is about 1347.0627350459.

Adding to 2444350420 its reverse (240534442), we get a palindrome (2684884862).

The spelling of 2444350420 in words is "two billion, four hundred forty-four million, three hundred fifty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 2357 4714 9428 11785 23570 47140 51853 103706 207412 259265 518530 1037060 122217521 244435042 488870084 611087605 1222175210 2444350420