Base | Representation |
---|---|
bin | 100110111011… |
… | …1100000011001 |
3 | 1102102001121100 |
4 | 1031313200121 |
5 | 20211144231 |
6 | 2005302013 |
7 | 335334330 |
oct | 115674031 |
9 | 42361540 |
10 | 20412441 |
11 | 10582195 |
12 | 6a04909 |
13 | 42c908a |
14 | 29d4d17 |
15 | 1bd31e6 |
hex | 1377819 |
20412441 has 24 divisors (see below), whose sum is σ = 35472320. Its totient is φ = 11049696.
The previous prime is 20412409. The next prime is 20412463. The reversal of 20412441 is 14421402.
It is not a de Polignac number, because 20412441 - 25 = 20412409 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20412481) 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, 7330 + ... + 9723.
Almost surely, 220412441 is an apocalyptic number.
20412441 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
20412441 is a deficient number, since it is larger than the sum of its proper divisors (15059879).
20412441 is a wasteful number, since it uses less digits than its factorization.
20412441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17085 (or 17082 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 20412441 is about 4518.0129481886. The cubic root of 20412441 is about 273.2949756142.
Adding to 20412441 its reverse (14421402), we get a palindrome (34833843).
The spelling of 20412441 in words is "twenty million, four hundred twelve thousand, four hundred forty-one".
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