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8309084 = 227296753
BaseRepresentation
bin11111101100100101011100
3120122010220212
4133230211130
54111342314
6454031552
7130424510
oct37544534
916563825
108309084
114765813
1229485b8
13194c024
141164140
15ae1e3e
hex7ec95c

8309084 has 12 divisors (see below), whose sum is σ = 16618224. Its totient is φ = 3561024.

The previous prime is 8309071. The next prime is 8309123. The reversal of 8309084 is 4809038.

8309084 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 8309084.

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, 148349 + ... + 148404.

It is an arithmetic number, because the mean of its divisors is an integer number (1384852).

Almost surely, 28309084 is an apocalyptic number.

It is an amenable number.

8309084 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8309084 is a wasteful number, since it uses less digits than its factorization.

8309084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296764 (or 296762 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 8309084 is about 2882.5481782617. The cubic root of 8309084 is about 202.5432230044.

The spelling of 8309084 in words is "eight million, three hundred nine thousand, eighty-four".

Divisors: 1 2 4 7 14 28 296753 593506 1187012 2077271 4154542 8309084