Search a number
-
+
11320 = 235283
BaseRepresentation
bin10110000111000
3120112021
42300320
5330240
6124224
745001
oct26070
916467
1011320
118561
126674
1351ca
1441a8
15354a
hex2c38

11320 has 16 divisors (see below), whose sum is σ = 25560. Its totient is φ = 4512.

The previous prime is 11317. The next prime is 11321. The reversal of 11320 is 2311.

Adding to 11320 its reverse (2311), we get a palindrome (13631).

Subtracting from 11320 its reverse (2311), we obtain a palindrome (9009).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321) 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, 102 + ... + 181.

211320 is an apocalyptic number.

11320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11320 is an abundant number, since it is smaller than the sum of its proper divisors (14240).

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 (12780).

11320 is a wasteful number, since it uses less digits than its factorization.

11320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294 (or 290 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 11320 is about 106.3954886262. The cubic root of 11320 is about 22.4534015015.

The spelling of 11320 in words is "eleven thousand, three hundred twenty", and thus it is an iban number.

Divisors: 1 2 4 5 8 10 20 40 283 566 1132 1415 2264 2830 5660 11320