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12086085 = 351126659
BaseRepresentation
bin101110000110…
…101101000101
3211202000222210
4232012231011
511043223320
61111014033
7204505254
oct56065505
924660883
1012086085
116905500
12406a319
13267223b
14186879b
1510db0e0
hexb86b45

12086085 has 24 divisors (see below), whose sum is σ = 21258720. Its totient is φ = 5859040.

The previous prime is 12086083. The next prime is 12086093. The reversal of 12086085 is 58068021.

12086085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12086085 - 21 = 12086083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12086083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1515 + ... + 5144.

It is an arithmetic number, because the mean of its divisors is an integer number (885780).

Almost surely, 212086085 is an apocalyptic number.

12086085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12086085 is a deficient number, since it is larger than the sum of its proper divisors (9172635).

12086085 is a wasteful number, since it uses less digits than its factorization.

12086085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6689 (or 6678 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 12086085 is about 3476.5047101938. The cubic root of 12086085 is about 229.4890041770.

The spelling of 12086085 in words is "twelve million, eighty-six thousand, eighty-five".

Divisors: 1 3 5 11 15 33 55 121 165 363 605 1815 6659 19977 33295 73249 99885 219747 366245 805739 1098735 2417217 4028695 12086085