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4404424400 = 245211011061
BaseRepresentation
bin1000001101000011…
…00010111011010000
3102100221200221102122
410012201202323100
533010013040100
62005014033412
7214100663315
oct40641427320
912327627378
104404424400
111960201272
12a2b048868
13552651aac
142dad4ad0c
151aba0e985
hex106862ed0

4404424400 has 30 divisors (see below), whose sum is σ = 10581630582. Its totient is φ = 1761769600.

The previous prime is 4404424357. The next prime is 4404424403. The reversal of 4404424400 is 44244044.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 57395776 + 4347028624 = 7576^2 + 65932^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4404424400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404424403) 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 5 ways as a sum of consecutive naturals, for example, 5505131 + ... + 5505930.

Almost surely, 24404424400 is an apocalyptic number.

4404424400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4404424400 is an abundant number, since it is smaller than the sum of its proper divisors (6177206182).

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

4404424400 is a wasteful number, since it uses less digits than its factorization.

4404424400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11011079 (or 11011068 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4404424400 is about 66365.8375973663. The cubic root of 4404424400 is about 1639.1916003940.

Adding to 4404424400 its reverse (44244044), we get a palindrome (4448668444).

It can be divided in two parts, 4 and 404424400, that added together give a palindrome (404424404).

The spelling of 4404424400 in words is "four billion, four hundred four million, four hundred twenty-four thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 11011061 22022122 44044244 55055305 88088488 110110610 176176976 220221220 275276525 440442440 550553050 880884880 1101106100 2202212200 4404424400