Base | Representation |
---|---|
bin | 10001110000101101… |
… | …100110000101101011 |
3 | 1211020002012120022121 |
4 | 101300231212011223 |
5 | 303024120313432 |
6 | 12432214532111 |
7 | 1243410501460 |
oct | 216055460553 |
9 | 54202176277 |
10 | 19070869867 |
11 | 80a7010885 |
12 | 3842967037 |
13 | 1a4c0521aa |
14 | cccb45667 |
15 | 7693d8197 |
hex | 470b6616b |
19070869867 has 16 divisors (see below), whose sum is σ = 22965299200. Its totient is φ = 15470663040.
The previous prime is 19070869817. The next prime is 19070869901. The reversal of 19070869867 is 76896807091.
It is not a de Polignac number, because 19070869867 - 219 = 19070345579 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (19070869817) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 63142 + ... + 205252.
It is an arithmetic number, because the mean of its divisors is an integer number (1435331200).
Almost surely, 219070869867 is an apocalyptic number.
19070869867 is a deficient number, since it is larger than the sum of its proper divisors (3894429333).
19070869867 is a wasteful number, since it uses less digits than its factorization.
19070869867 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143146.
The product of its (nonzero) digits is 9144576, while the sum is 61.
The spelling of 19070869867 in words is "nineteen billion, seventy million, eight hundred sixty-nine thousand, eight hundred sixty-seven".
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