Base | Representation |
---|---|
bin | 10010101000000101… |
… | …111111010010110100 |
3 | 1220121211112211221121 |
4 | 102220011333102310 |
5 | 311430000331234 |
6 | 13104325353324 |
7 | 1305422202160 |
oct | 225005772264 |
9 | 56554484847 |
10 | 20000011444 |
11 | 8533537686 |
12 | 3a61b68844 |
13 | 1b696acbca |
14 | d7a2c9ca0 |
15 | 7c0c6e4b4 |
hex | 4a817f4b4 |
20000011444 has 24 divisors (see below), whose sum is σ = 40016984000. Its totient is φ = 8567798976.
The previous prime is 20000011417. The next prime is 20000011469. The reversal of 20000011444 is 44411000002.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 83694 + ... + 216805.
Almost surely, 220000011444 is an apocalyptic number.
It is an amenable number.
20000011444 is an abundant number, since it is smaller than the sum of its proper divisors (20016972556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20000011444 is a wasteful number, since it uses less digits than its factorization.
20000011444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 302887 (or 302885 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 20000011444 its reverse (44411000002), we get a palindrome (64411011446).
The spelling of 20000011444 in words is "twenty billion, eleven thousand, four hundred forty-four".
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