Base | Representation |
---|---|
bin | 10001110111111111… |
… | …011111100000011011 |
3 | 1211112121000112010100 |
4 | 101313333133200123 |
5 | 303301402031021 |
6 | 12452300350443 |
7 | 1246422553041 |
oct | 216777374033 |
9 | 54477015110 |
10 | 19193002011 |
11 | 8159a49537 |
12 | 3877845423 |
13 | 1a6b444731 |
14 | d01058391 |
15 | 774eb0626 |
hex | 477fdf81b |
19193002011 has 12 divisors (see below), whose sum is σ = 27724531120. Its totient is φ = 12794731920.
The previous prime is 19193002009. The next prime is 19193002033. The reversal of 19193002011 is 11020039191.
It is not a de Polignac number, because 19193002011 - 21 = 19193002009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (19193002001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239226 + ... + 309216.
Almost surely, 219193002011 is an apocalyptic number.
19193002011 is a deficient number, since it is larger than the sum of its proper divisors (8531529109).
19193002011 is a wasteful number, since it uses less digits than its factorization.
19193002011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100466 (or 100463 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 27.
The spelling of 19193002011 in words is "nineteen billion, one hundred ninety-three million, two thousand, eleven".
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