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5720808800 = 255272197681
BaseRepresentation
bin1010101001111110…
…01001110101100000
3112202200201012100102
411110333021311200
543204011340200
62343400441532
7261524033600
oct52477116540
915680635312
105720808800
11247627a363
121137a792a8
137022a5585
143c3ad4c00
152373896d5
hex154fc9d60

5720808800 has 216 divisors, whose sum is σ = 17103358440. Its totient is φ = 1857945600.

The previous prime is 5720808767. The next prime is 5720808803. The reversal of 5720808800 is 88080275.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5720808803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 740960 + ... + 748640.

It is an arithmetic number, because the mean of its divisors is an integer number (79182215).

Almost surely, 25720808800 is an apocalyptic number.

5720808800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5720808800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8551679220).

5720808800 is an abundant number, since it is smaller than the sum of its proper divisors (11382549640).

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

5720808800 is a wasteful number, since it uses less digits than its factorization.

5720808800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7734 (or 7714 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 38.

The square root of 5720808800 is about 75636.0284520545. The cubic root of 5720808800 is about 1788.4870959275.

The spelling of 5720808800 in words is "five billion, seven hundred twenty million, eight hundred eight thousand, eight hundred".