Search a number
13330 = 253143
BaseRepresentation
bin11010000010010
3200021201
43100102
5411310
6141414
753602
oct32022
920251
1013330
11a019
12786a
1360b5
144c02
153e3a
hex3412

13330 has 16 divisors (see below), whose sum is σ = 25344. Its totient is φ = 5040.

The previous prime is 13327. The next prime is 13331. The reversal of 13330 is 3331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an Ulam number.

13330 is an undulating number in base 6.

It is not an unprimeable number, because it can be changed into a prime (13331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 289 + ... + 331.

It is an arithmetic number, because the mean of its divisors is an integer number (1584).

213330 is an apocalyptic number.

13330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13330 is a deficient number, since it is larger than the sum of its proper divisors (12014).

13330 is a wasteful number, since it uses less digits than its factorization.

13330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81.

The product of its (nonzero) digits is 27, while the sum is 10.

The square root of 13330 is about 115.4556191790. The cubic root of 13330 is about 23.7106458134.

Adding to 13330 its reverse (3331), we get a palindrome (16661).

Subtracting from 13330 its reverse (3331), we obtain a palindrome (9999).

It can be divided in two parts, 13 and 330, that added together give a palindrome (343).

The spelling of 13330 in words is "thirteen thousand, three hundred thirty".