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2886 = 231337
BaseRepresentation
bin101101000110
310221220
4231012
543021
621210
711262
oct5506
93856
102886
112194
121806
131410
1410a2
15cc6
hexb46

2886 has 16 divisors (see below), whose sum is σ = 6384. Its totient is φ = 864.

The previous prime is 2879. The next prime is 2887. The reversal of 2886 is 6882.

It can be divided in two parts, 288 and 6, that multiplied together give a cube (1728 = 123).

2886 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

2886 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

2886 is strictly pandigital in base 5.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2887) 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, 60 + ... + 96.

It is an arithmetic number, because the mean of its divisors is an integer number (399).

2886 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3192).

2886 is an abundant number, since it is smaller than the sum of its proper divisors (3498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2886 is a wasteful number, since it uses less digits than its factorization.

2886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55.

The product of its digits is 768, while the sum is 24.

The square root of 2886 is about 53.7215040743. The cubic root of 2886 is about 14.2374466238.

The spelling of 2886 in words is "two thousand, eight hundred eighty-six".

Divisors: 1 2 3 6 13 26 37 39 74 78 111 222 481 962 1443 2886