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2827 = 11257
BaseRepresentation
bin101100001011
310212201
4230023
542302
621031
711146
oct5413
93781
102827
112140
121777
131396
14105d
15c87
hexb0b

2827 has 4 divisors (see below), whose sum is σ = 3096. Its totient is φ = 2560.

The previous prime is 2819. The next prime is 2833. The reversal of 2827 is 7282.

2827 is nontrivially palindromic in base 16.

2827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2827 - 23 = 2819 is a prime.

It is a Duffinian number.

2827 is an undulating number in base 16.

2827 is a lucky number.

It is a plaindrome in base 7 and base 12.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (2837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118 + ... + 139.

It is an arithmetic number, because the mean of its divisors is an integer number (774).

2827 is a deficient number, since it is larger than the sum of its proper divisors (269).

2827 is a wasteful number, since it uses less digits than its factorization.

2827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268.

The product of its digits is 224, while the sum is 19.

The square root of 2827 is about 53.1695401522. The cubic root of 2827 is about 14.1397566823.

It can be divided in two parts, 282 and 7, that added together give a square (289 = 172).

The spelling of 2827 in words is "two thousand, eight hundred twenty-seven".

Divisors: 1 11 257 2827