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8292012 = 223691001
BaseRepresentation
bin11111101000011010101100
3120121021111120
4133220122230
54110321022
6453420540
7130323651
oct37503254
916537446
108292012
114753a03
12293a750
131944321
14115bc28
15adbd5c
hex7e86ac

8292012 has 12 divisors (see below), whose sum is σ = 19348056. Its totient is φ = 2764000.

The previous prime is 8292001. The next prime is 8292017. The reversal of 8292012 is 2102928.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (8292017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345489 + ... + 345512.

It is an arithmetic number, because the mean of its divisors is an integer number (1612338).

Almost surely, 28292012 is an apocalyptic number.

It is an amenable number.

8292012 is an abundant number, since it is smaller than the sum of its proper divisors (11056044).

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

8292012 is a wasteful number, since it uses less digits than its factorization.

8292012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691008 (or 691006 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 8292012 is about 2879.5853868222. The cubic root of 8292012 is about 202.4044115230.

The spelling of 8292012 in words is "eight million, two hundred ninety-two thousand, twelve".

Divisors: 1 2 3 4 6 12 691001 1382002 2073003 2764004 4146006 8292012