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11164 = 222791
BaseRepresentation
bin10101110011100
3120022111
42232130
5324124
6123404
744356
oct25634
916274
1011164
11842a
126564
13510a
1440d6
153494
hex2b9c

11164 has 6 divisors (see below), whose sum is σ = 19544. Its totient is φ = 5580.

The previous prime is 11161. The next prime is 11171. The reversal of 11164 is 46111.

Adding to 11164 its reverse (46111), we get a palindrome (57275).

11164 = T37 + T38 + ... + T48.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392 + ... + 1399.

211164 is an apocalyptic number.

It is an amenable number.

11164 is a deficient number, since it is larger than the sum of its proper divisors (8380).

11164 is a wasteful number, since it uses less digits than its factorization.

11164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795 (or 2793 counting only the distinct ones).

The product of its digits is 24, while the sum is 13.

The square root of 11164 is about 105.6598315350. The cubic root of 11164 is about 22.3497812056.

The spelling of 11164 in words is "eleven thousand, one hundred sixty-four".

Divisors: 1 2 4 2791 5582 11164