Base | Representation |
---|---|
bin | 1000101101000110111111… |
… | …01110100100010111111111 |
3 | 2111202222011210120021201022 |
4 | 10112203133232210113333 |
5 | 10002111034204012014 |
6 | 104413434435334355 |
7 | 4013654525433101 |
oct | 426433756442777 |
9 | 74688153507638 |
10 | 19142127797759 |
11 | 611014912022a |
12 | 2191a57a513bb |
13 | a8b13067b815 |
14 | 4a26abc87571 |
15 | 232de6049a8e |
hex | 1168dfba45ff |
19142127797759 has 16 divisors (see below), whose sum is σ = 19653650800896. Its totient is φ = 18632737843200.
The previous prime is 19142127797753. The next prime is 19142127797761. The reversal of 19142127797759 is 95779772124191.
It is a cyclic number.
It is not a de Polignac number, because 19142127797759 - 220 = 19142126749183 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 19142127797692 and 19142127797701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19142127797753) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249107474 + ... + 249184304.
It is an arithmetic number, because the mean of its divisors is an integer number (1228353175056).
Almost surely, 219142127797759 is an apocalyptic number.
19142127797759 is a deficient number, since it is larger than the sum of its proper divisors (511523003137).
19142127797759 is a wasteful number, since it uses less digits than its factorization.
19142127797759 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90626.
The product of its digits is 140026320, while the sum is 71.
The spelling of 19142127797759 in words is "nineteen trillion, one hundred forty-two billion, one hundred twenty-seven million, seven hundred ninety-seven thousand, seven hundred fifty-nine".
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