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9087005 = 52922161
BaseRepresentation
bin100010101010…
…100000011101
3122002200000202
4202222200131
54311241010
6522433245
7140144504
oct42524035
918080022
109087005
115147224
123062825
131b62135
1412c783b
15be76a5
hex8aa81d

9087005 has 12 divisors (see below), whose sum is σ = 11298612. Its totient is φ = 7015680.

The previous prime is 9086983. The next prime is 9087017. The reversal of 9087005 is 5007809.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2809 + 9084196 = 53^2 + 3014^2 .

It is not a de Polignac number, because 9087005 - 210 = 9085981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3125 + ... + 5285.

It is an arithmetic number, because the mean of its divisors is an integer number (941551).

Almost surely, 29087005 is an apocalyptic number.

It is an amenable number.

9087005 is a deficient number, since it is larger than the sum of its proper divisors (2211607).

9087005 is a wasteful number, since it uses less digits than its factorization.

9087005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224 (or 2195 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 9087005 is about 3014.4659560194. The cubic root of 9087005 is about 208.6765216430.

The spelling of 9087005 in words is "nine million, eighty-seven thousand, five".

Divisors: 1 5 29 145 841 2161 4205 10805 62669 313345 1817401 9087005