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808880 = 24510111
BaseRepresentation
bin11000101011110110000
31112002120112
43011132300
5201341010
625200452
76606152
oct3053660
91462515
10808880
115027a6
12330128
13224237
14170ad2
1510ea05
hexc57b0

808880 has 20 divisors (see below), whose sum is σ = 1880832. Its totient is φ = 323520.

The previous prime is 808867. The next prime is 808919. The reversal of 808880 is 88808.

808880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 4976 + ... + 5135.

2808880 is an apocalyptic number.

808880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

808880 is an abundant number, since it is smaller than the sum of its proper divisors (1071952).

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

808880 is a wasteful number, since it uses less digits than its factorization.

808880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10124 (or 10118 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 32.

The square root of 808880 is about 899.3775625398. The cubic root of 808880 is about 93.1739911584.

The spelling of 808880 in words is "eight hundred eight thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 10111 20222 40444 50555 80888 101110 161776 202220 404440 808880