Base | Representation |
---|---|
bin | 101011011110… |
… | …010010000111 |
3 | 210102222200122 |
4 | 223132102013 |
5 | 10404134411 |
6 | 1044132155 |
7 | 165603110 |
oct | 53362207 |
9 | 23388618 |
10 | 11396231 |
11 | 6484180 |
12 | 399705b |
13 | 2490242 |
14 | 1729207 |
15 | 10019db |
hex | ade487 |
11396231 has 24 divisors (see below), whose sum is σ = 14733696. Its totient is φ = 8561520.
The previous prime is 11396227. The next prime is 11396233. The reversal of 11396231 is 13269311.
It is not a de Polignac number, because 11396231 - 22 = 11396227 is a prime.
It is a super-2 number, since 2×113962312 = 259748162010722, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 11396231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11396233) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 170060 + ... + 170126.
It is an arithmetic number, because the mean of its divisors is an integer number (613904).
Almost surely, 211396231 is an apocalyptic number.
11396231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
11396231 is a deficient number, since it is larger than the sum of its proper divisors (3337465).
11396231 is an equidigital number, since it uses as much as digits as its factorization.
11396231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179 (or 132 counting only the distinct ones).
The product of its digits is 972, while the sum is 26.
The square root of 11396231 is about 3375.8304163568. The cubic root of 11396231 is about 225.0369058803.
Subtracting 11396231 from its reverse (13269311), we obtain a triangular number (1873080 = T1935).
The spelling of 11396231 in words is "eleven million, three hundred ninety-six thousand, two hundred thirty-one".
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