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56085 = 353739
BaseRepresentation
bin1101101100010101
32211221020
431230111
53243320
61111353
7322341
oct155425
984836
1056085
1139157
1228559
131c6b3
1416621
1511940
hexdb15

56085 has 8 divisors (see below), whose sum is σ = 89760. Its totient is φ = 29904.

The previous prime is 56081. The next prime is 56087. The reversal of 56085 is 58065.

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

It is not a de Polignac number, because 56085 - 22 = 56081 is a prime.

56085 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855 + ... + 1884.

It is an arithmetic number, because the mean of its divisors is an integer number (11220).

256085 is an apocalyptic number.

It is an amenable number.

56085 is a deficient number, since it is larger than the sum of its proper divisors (33675).

56085 is a wasteful number, since it uses less digits than its factorization.

56085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3747.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 56085 is about 236.8227185048. The cubic root of 56085 is about 38.2779709117.

The spelling of 56085 in words is "fifty-six thousand, eighty-five".

Divisors: 1 3 5 15 3739 11217 18695 56085