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8005350880 = 255173328871
BaseRepresentation
bin1110111010010011…
…11111010111100000
3202122220110221221001
413131021333113200
5112343332212010
63402210241344
7402244234252
oct73511772740
922586427831
108005350880
1134388a266a
121674b86254
139a7697817
1455d29bcd2
1531cc05c3a
hex1dd27f5e0

8005350880 has 48 divisors (see below), whose sum is σ = 18924210144. Its totient is φ = 3200181760.

The previous prime is 8005350877. The next prime is 8005350887. The reversal of 8005350880 is 880535008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8005350887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262845 + ... + 291715.

It is an arithmetic number, because the mean of its divisors is an integer number (394254378).

Almost surely, 28005350880 is an apocalyptic number.

8005350880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8005350880 is an abundant number, since it is smaller than the sum of its proper divisors (10918859264).

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

8005350880 is a wasteful number, since it uses less digits than its factorization.

8005350880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30619 (or 30611 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 8005350880 is about 89472.6264284222. The cubic root of 8005350880 is about 2000.4458072872.

Adding to 8005350880 its reverse (880535008), we get a palindrome (8885885888).

The spelling of 8005350880 in words is "eight billion, five million, three hundred fifty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 1733 3466 6932 8665 13864 17330 27728 28871 34660 55456 57742 69320 115484 138640 144355 230968 277280 288710 461936 577420 923872 1154840 2309680 4619360 50033443 100066886 200133772 250167215 400267544 500334430 800535088 1000668860 1601070176 2001337720 4002675440 8005350880