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9082089 = 321009121
BaseRepresentation
bin100010101001…
…010011101001
3122002102021200
4202221103221
54311111324
6522354413
7140124252
oct42512351
918072250
109082089
115143565
12305ba09
131b5cb23
1412c5b29
15be5ec9
hex8a94e9

9082089 has 6 divisors (see below), whose sum is σ = 13118586. Its totient is φ = 6054720.

The previous prime is 9082081. The next prime is 9082091. The reversal of 9082089 is 9802809.

It can be written as a sum of positive squares in only one way, i.e., 7371225 + 1710864 = 2715^2 + 1308^2 .

It is not a de Polignac number, because 9082089 - 23 = 9082081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9082081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 504552 + ... + 504569.

It is an arithmetic number, because the mean of its divisors is an integer number (2186431).

Almost surely, 29082089 is an apocalyptic number.

It is an amenable number.

9082089 is a deficient number, since it is larger than the sum of its proper divisors (4036497).

9082089 is a wasteful number, since it uses less digits than its factorization.

9082089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009127 (or 1009124 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 9082089 is about 3013.6504442287. The cubic root of 9082089 is about 208.6388840558.

It can be divided in two parts, 90820 and 89, that added together give a palindrome (90909).

The spelling of 9082089 in words is "nine million, eighty-two thousand, eighty-nine".

Divisors: 1 3 9 1009121 3027363 9082089