Base | Representation |
---|---|
bin | 101101000110… |
… | …000001000100 |
3 | 211020120112102 |
4 | 231012001010 |
5 | 11011233444 |
6 | 1101211232 |
7 | 202322630 |
oct | 55060104 |
9 | 24216472 |
10 | 11821124 |
11 | 6744427 |
12 | 3b60b18 |
13 | 25ab763 |
14 | 17d9dc0 |
15 | 108784e |
hex | b46044 |
11821124 has 12 divisors (see below), whose sum is σ = 23642304. Its totient is φ = 5066184.
The previous prime is 11821123. The next prime is 11821127. The reversal of 11821124 is 42112811.
11821124 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 11821096 and 11821105.
It is not an unprimeable number, because it can be changed into a prime (11821123) 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, 211064 + ... + 211119.
It is an arithmetic number, because the mean of its divisors is an integer number (1970192).
Almost surely, 211821124 is an apocalyptic number.
11821124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
11821124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11821124 is a wasteful number, since it uses less digits than its factorization.
11821124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422194 (or 422192 counting only the distinct ones).
The product of its digits is 128, while the sum is 20.
The square root of 11821124 is about 3438.1861497016. The cubic root of 11821124 is about 227.7995827805.
Adding to 11821124 its reverse (42112811), we get a palindrome (53933935).
The spelling of 11821124 in words is "eleven million, eight hundred twenty-one thousand, one hundred twenty-four".
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