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11230 = 251123
BaseRepresentation
bin10101111011110
3120101221
42233132
5324410
6123554
744512
oct25736
916357
1011230
11848a
1265ba
13515b
144142
1534da
hex2bde

11230 has 8 divisors (see below), whose sum is σ = 20232. Its totient is φ = 4488.

The previous prime is 11213. The next prime is 11239. The reversal of 11230 is 3211.

Adding to 11230 its reverse (3211), we get a palindrome (14441).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×112302 = 252225800, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11239) by changing a digit.

11230 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552 + ... + 571.

It is an arithmetic number, because the mean of its divisors is an integer number (2529).

211230 is an apocalyptic number.

11230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11230 is a deficient number, since it is larger than the sum of its proper divisors (9002).

11230 is a wasteful number, since it uses less digits than its factorization.

11230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130.

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

The square root of 11230 is about 105.9716943339. The cubic root of 11230 is about 22.3937376201.

The spelling of 11230 in words is "eleven thousand, two hundred thirty".

Divisors: 1 2 5 10 1123 2246 5615 11230