Base | Representation |
---|---|
bin | 101101101101… |
… | …010110101001 |
3 | 211112202120000 |
4 | 231231112221 |
5 | 11031412444 |
6 | 1104453213 |
7 | 203563446 |
oct | 55552651 |
9 | 24482500 |
10 | 11982249 |
11 | 6844494 |
12 | 401a209 |
13 | 2636bb6 |
14 | 183c9cd |
15 | 10ba469 |
hex | b6d5a9 |
11982249 has 20 divisors (see below), whose sum is σ = 18520260. Its totient is φ = 7711200.
The previous prime is 11982247. The next prime is 11982259. The reversal of 11982249 is 94228911.
11982249 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 1946025 + 10036224 = 1395^2 + 3168^2 .
It is not a de Polignac number, because 11982249 - 21 = 11982247 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11982247) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 202 + ... + 4899.
It is an arithmetic number, because the mean of its divisors is an integer number (926013).
Almost surely, 211982249 is an apocalyptic number.
It is an amenable number.
11982249 is a deficient number, since it is larger than the sum of its proper divisors (6538011).
11982249 is an equidigital number, since it uses as much as digits as its factorization.
11982249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5142 (or 5133 counting only the distinct ones).
The product of its digits is 10368, while the sum is 36.
The square root of 11982249 is about 3461.5385307692. The cubic root of 11982249 is about 228.8299048988.
The spelling of 11982249 in words is "eleven million, nine hundred eighty-two thousand, two hundred forty-nine".
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