Search a number
BaseRepresentation
bin100101010100
310021110
4211110
534023
615020
76651
oct4524
93243
102388
111881
121470
131119
14c28
15a93
hex954

2388 has 12 divisors (see below), whose sum is σ = 5600. Its totient is φ = 792.

The previous prime is 2383. The next prime is 2389. The reversal of 2388 is 8832.

2388 is nontrivially palindromic in base 11.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 10 and base 13.

It is a nialpdrome in base 4, base 7, base 15 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2381) by changing a digit.

2388 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88 + ... + 111.

22388 is an apocalyptic number.

It is an amenable number.

2388 is an abundant number, since it is smaller than the sum of its proper divisors (3212).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2800).

2388 is a wasteful number, since it uses less digits than its factorization.

2388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 204 counting only the distinct ones).

The product of its digits is 384, while the sum is 21.

The square root of 2388 is about 48.8671668915. The cubic root of 2388 is about 13.3663072756.

Adding to 2388 its product of digits (384), we get a palindrome (2772).

It can be divided in two parts, 23 and 88, that added together give a palindrome (111).

The spelling of 2388 in words is "two thousand, three hundred eighty-eight".

Divisors: 1 2 3 4 6 12 199 398 597 796 1194 2388