Base | Representation |
---|---|
bin | 10010101111111110… |
… | …011000000000011100 |
3 | 1220222001100102011022 |
4 | 102233332120000130 |
5 | 312212322430434 |
6 | 13125411343312 |
7 | 1311616105364 |
oct | 225776300034 |
9 | 56861312138 |
10 | 20132233244 |
11 | 85a11368a2 |
12 | 3a9a2b1b38 |
13 | 1b8abc5a66 |
14 | d8daa79a4 |
15 | 7cc68b22e |
hex | 4aff9801c |
20132233244 has 12 divisors (see below), whose sum is σ = 36183608664. Its totient is φ = 9794059344.
The previous prime is 20132233243. The next prime is 20132233361. The reversal of 20132233244 is 44233223102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20132233243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68014154 + ... + 68014449.
It is an arithmetic number, because the mean of its divisors is an integer number (3015300722).
Almost surely, 220132233244 is an apocalyptic number.
It is an amenable number.
20132233244 is a deficient number, since it is larger than the sum of its proper divisors (16051375420).
20132233244 is a wasteful number, since it uses less digits than its factorization.
20132233244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136028644 (or 136028642 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 26.
Adding to 20132233244 its reverse (44233223102), we get a palindrome (64365456346).
The spelling of 20132233244 in words is "twenty billion, one hundred thirty-two million, two hundred thirty-three thousand, two hundred forty-four".
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