Base | Representation |
---|---|
bin | 10010001111000110… |
… | …010100100100001000 |
3 | 1212112121111000010011 |
4 | 102033012110210020 |
5 | 310100122340133 |
6 | 12554545401304 |
7 | 1262140635055 |
oct | 221706244410 |
9 | 55477430104 |
10 | 19580668168 |
11 | 833885a896 |
12 | 3965639234 |
13 | 1b008580a9 |
14 | d3a72c02c |
15 | 7990396cd |
hex | 48f194908 |
19580668168 has 32 divisors (see below), whose sum is σ = 37588795200. Its totient is φ = 9557247168.
The previous prime is 19580668097. The next prime is 19580668171. The reversal of 19580668168 is 86186608591.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631230 + ... + 661522.
It is an arithmetic number, because the mean of its divisors is an integer number (1174649850).
Almost surely, 219580668168 is an apocalyptic number.
It is an amenable number.
19580668168 is a deficient number, since it is larger than the sum of its proper divisors (18008127032).
19580668168 is a wasteful number, since it uses less digits than its factorization.
19580668168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32221 (or 32217 counting only the distinct ones).
The product of its (nonzero) digits is 4976640, while the sum is 58.
The spelling of 19580668168 in words is "nineteen billion, five hundred eighty million, six hundred sixty-eight thousand, one hundred sixty-eight".
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