Base | Representation |
---|---|
bin | 101011001001… |
… | …010001111101 |
3 | 210021121200111 |
4 | 223021101331 |
5 | 10343411310 |
6 | 1042230021 |
7 | 165064234 |
oct | 53112175 |
9 | 23247614 |
10 | 11310205 |
11 | 6425585 |
12 | 3955311 |
13 | 246003a |
14 | 1705b1b |
15 | ed628a |
hex | ac947d |
11310205 has 8 divisors (see below), whose sum is σ = 13608504. Its totient is φ = 9024000.
The previous prime is 11310199. The next prime is 11310217. The reversal of 11310205 is 50201311.
It can be written as a sum of positive squares in 4 ways, for example, as 8048569 + 3261636 = 2837^2 + 1806^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11310205 - 213 = 11302013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 816 + ... + 4825.
It is an arithmetic number, because the mean of its divisors is an integer number (1701063).
Almost surely, 211310205 is an apocalyptic number.
It is an amenable number.
11310205 is a deficient number, since it is larger than the sum of its proper divisors (2298299).
11310205 is an equidigital number, since it uses as much as digits as its factorization.
11310205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6047.
The product of its (nonzero) digits is 30, while the sum is 13.
The square root of 11310205 is about 3363.0648224499. The cubic root of 11310205 is about 224.4692345279.
Adding to 11310205 its reverse (50201311), we get a palindrome (61511516).
The spelling of 11310205 in words is "eleven million, three hundred ten thousand, two hundred five".
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