Base | Representation |
---|---|
bin | 10010011000000011… |
… | …000000111101101001 |
3 | 1212221001222022022210 |
4 | 102120003000331221 |
5 | 310402040441033 |
6 | 13021511235333 |
7 | 1265643000510 |
oct | 223003007551 |
9 | 55831868283 |
10 | 19730796393 |
11 | 840557a400 |
12 | 39a7978b49 |
13 | 1b259a0469 |
14 | d5264b677 |
15 | 7a72e1d63 |
hex | 4980c0f69 |
19730796393 has 96 divisors (see below), whose sum is σ = 34250653696. Its totient is φ = 9879408000.
The previous prime is 19730796359. The next prime is 19730796401. The reversal of 19730796393 is 39369703791.
It is not a de Polignac number, because 19730796393 - 26 = 19730796329 is a prime.
It is not an unprimeable number, because it can be changed into a prime (19730796893) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 36470703 + ... + 36471243.
Almost surely, 219730796393 is an apocalyptic number.
It is an amenable number.
19730796393 is a deficient number, since it is larger than the sum of its proper divisors (14519857303).
19730796393 is a wasteful number, since it uses less digits than its factorization.
19730796393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1067 (or 1056 counting only the distinct ones).
The product of its (nonzero) digits is 5786802, while the sum is 57.
The spelling of 19730796393 in words is "nineteen billion, seven hundred thirty million, seven hundred ninety-six thousand, three hundred ninety-three".
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