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4400000480 = 25527500003
BaseRepresentation
bin1000001100100001…
…01010110111100000
3102100122101011221202
410012100222313200
533002400003410
62004335140332
7214015246511
oct40620526740
912318334852
104400000480
11195875a537
12a296746a8
135517632a5
142da518a08
151ab438ca5
hex10642ade0

4400000480 has 24 divisors (see below), whose sum is σ = 10395001512. Its totient is φ = 1760000128.

The previous prime is 4400000459. The next prime is 4400000489. The reversal of 4400000480 is 840000044.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400000489) 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, 13749842 + ... + 13750161.

It is an arithmetic number, because the mean of its divisors is an integer number (433125063).

Almost surely, 24400000480 is an apocalyptic number.

4400000480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4400000480 is an abundant number, since it is smaller than the sum of its proper divisors (5995001032).

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

4400000480 is a wasteful number, since it uses less digits than its factorization.

4400000480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500018 (or 27500010 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4400000480 is about 66332.4994252440. The cubic root of 4400000480 is about 1638.6426007883.

The spelling of 4400000480 in words is "four billion, four hundred million, four hundred eighty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 27500003 55000006 110000012 137500015 220000024 275000030 440000048 550000060 880000096 1100000120 2200000240 4400000480