Base | Representation |
---|---|
bin | 10010010110111101… |
… | …111101010100110111 |
3 | 1212212210220120220110 |
4 | 102112331331110313 |
5 | 310332422143214 |
6 | 13020023234103 |
7 | 1265333062536 |
oct | 222675752467 |
9 | 55783816813 |
10 | 19712693559 |
11 | 83a6335489 |
12 | 39a18a8933 |
13 | 1b22002720 |
14 | d5009831d |
15 | 7a5918159 |
hex | 496f7d537 |
19712693559 has 32 divisors (see below), whose sum is σ = 29592622080. Its totient is φ = 11603179104.
The previous prime is 19712693551. The next prime is 19712693573. The reversal of 19712693559 is 95539621791.
It is not a de Polignac number, because 19712693559 - 23 = 19712693551 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 19712693499 and 19712693508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19712693551) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 453742 + ... + 495284.
It is an arithmetic number, because the mean of its divisors is an integer number (924769440).
Almost surely, 219712693559 is an apocalyptic number.
19712693559 is a deficient number, since it is larger than the sum of its proper divisors (9879928521).
19712693559 is an equidigital number, since it uses as much as digits as its factorization.
19712693559 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41628 (or 41582 counting only the distinct ones).
The product of its digits is 4592700, while the sum is 57.
The spelling of 19712693559 in words is "nineteen billion, seven hundred twelve million, six hundred ninety-three thousand, five hundred fifty-nine".
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