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80585 = 571227
BaseRepresentation
bin10011101011001001
311002112122
4103223021
510034320
61421025
7453641
oct235311
9132478
1080585
11555aa
123a775
132a8ab
1421521
1518d25
hex13ac9

80585 has 8 divisors (see below), whose sum is σ = 98496. Its totient is φ = 63280.

The previous prime is 80567. The next prime is 80599. The reversal of 80585 is 58508.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 80585 - 28 = 80329 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a zygodrome in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242 + ... + 468.

It is an arithmetic number, because the mean of its divisors is an integer number (12312).

280585 is an apocalyptic number.

It is an amenable number.

80585 is a deficient number, since it is larger than the sum of its proper divisors (17911).

80585 is a wasteful number, since it uses less digits than its factorization.

80585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 80585 is about 283.8749724791. The cubic root of 80585 is about 43.1934675193.

The spelling of 80585 in words is "eighty thousand, five hundred eighty-five".

Divisors: 1 5 71 227 355 1135 16117 80585