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213310 = 2583257
BaseRepresentation
bin110100000100111110
3101211121101
4310010332
523311220
64323314
71545616
oct640476
9354541
10213310
11136299
12a353a
1376126
1457a46
154330a
hex3413e

213310 has 16 divisors (see below), whose sum is σ = 390096. Its totient is φ = 83968.

The previous prime is 213307. The next prime is 213319. The reversal of 213310 is 13312.

213310 is nontrivially palindromic in base 12.

213310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2133102 = 91002312200, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213319) 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, 702 + ... + 958.

It is an arithmetic number, because the mean of its divisors is an integer number (24381).

2213310 is an apocalyptic number.

213310 is a deficient number, since it is larger than the sum of its proper divisors (176786).

213310 is a wasteful number, since it uses less digits than its factorization.

213310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 213310 is about 461.8549555867. The cubic root of 213310 is about 59.7498847474.

Adding to 213310 its reverse (13312), we get a palindrome (226622).

The spelling of 213310 in words is "two hundred thirteen thousand, three hundred ten".

Divisors: 1 2 5 10 83 166 257 415 514 830 1285 2570 21331 42662 106655 213310