Base | Representation |
---|---|
bin | 100110010111… |
… | …0001111011000 |
3 | 1101211210221122 |
4 | 1030232033120 |
5 | 20122043334 |
6 | 1555024412 |
7 | 332644400 |
oct | 114561730 |
9 | 41753848 |
10 | 20112344 |
11 | 1039777a |
12 | 689b108 |
13 | 42225c5 |
14 | 2957800 |
15 | 1b7432e |
hex | 132e3d8 |
20112344 has 24 divisors (see below), whose sum is σ = 43868340. Its totient is φ = 8619408.
The previous prime is 20112331. The next prime is 20112361. The reversal of 20112344 is 44321102.
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 5 ways as a sum of consecutive naturals, for example, 25262 + ... + 26045.
Almost surely, 220112344 is an apocalyptic number.
It is an amenable number.
20112344 is an abundant number, since it is smaller than the sum of its proper divisors (23755996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20112344 is a wasteful number, since it uses less digits than its factorization.
20112344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51327 (or 51316 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 20112344 is about 4484.6788067820. The cubic root of 20112344 is about 271.9490605300.
Adding to 20112344 its reverse (44321102), we get a palindrome (64433446).
The spelling of 20112344 in words is "twenty million, one hundred twelve thousand, three hundred forty-four".
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