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4488800080 = 24556110001
BaseRepresentation
bin1000010111000110…
…11010011101010000
3102120211110200002211
410023203122131100
533143113100310
62021230321504
7216144112462
oct41343323520
912524420084
104488800080
1119a38a0a36
12a53359294
13566c84a2b
14308232132
151b4129c8a
hex10b8da750

4488800080 has 20 divisors (see below), whose sum is σ = 10436460372. Its totient is φ = 1795520000.

The previous prime is 4488800051. The next prime is 4488800101. The reversal of 4488800080 is 800088844.

It can be written as a sum of positive squares in 2 ways, for example, as 2349922576 + 2138877504 = 48476^2 + 46248^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28054921 + ... + 28055080.

Almost surely, 24488800080 is an apocalyptic number.

4488800080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4488800080 is an abundant number, since it is smaller than the sum of its proper divisors (5947660292).

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

4488800080 is a wasteful number, since it uses less digits than its factorization.

4488800080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56110014 (or 56110008 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 40.

The square root of 4488800080 is about 66998.5080430900. The cubic root of 4488800080 is about 1649.5928079989.

The spelling of 4488800080 in words is "four billion, four hundred eighty-eight million, eight hundred thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 56110001 112220002 224440004 280550005 448880008 561100010 897760016 1122200020 2244400040 4488800080