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580005 = 32512889
BaseRepresentation
bin10001101100110100101
31002110121200
42031212211
5122030010
620233113
74633656
oct2154645
91073550
10580005
11366848
1223b799
13173cca
1411152d
15b6cc0
hex8d9a5

580005 has 12 divisors (see below), whose sum is σ = 1005420. Its totient is φ = 309312.

The previous prime is 580001. The next prime is 580031. The reversal of 580005 is 500085.

580005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 294849 + 285156 = 543^2 + 534^2 .

It is not a de Polignac number, because 580005 - 22 = 580001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 580005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (580001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6400 + ... + 6489.

It is an arithmetic number, because the mean of its divisors is an integer number (83785).

2580005 is an apocalyptic number.

It is an amenable number.

580005 is a deficient number, since it is larger than the sum of its proper divisors (425415).

580005 is a wasteful number, since it uses less digits than its factorization.

580005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12900 (or 12897 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 580005 is about 761.5805932401. The cubic root of 580005 is about 83.3957487956.

The spelling of 580005 in words is "five hundred eighty thousand, five".

Divisors: 1 3 5 9 15 45 12889 38667 64445 116001 193335 580005