Base | Representation |
---|---|
bin | 10001111011010100… |
… | …010001101010101100 |
3 | 1211200110222102212201 |
4 | 101323110101222230 |
5 | 303410142010441 |
6 | 12502012111244 |
7 | 1251000642643 |
oct | 217324215254 |
9 | 54613872781 |
10 | 19248781996 |
11 | 81884878a4 |
12 | 3892465524 |
13 | 1a79b74942 |
14 | d0861835a |
15 | 779d2cc31 |
hex | 47b511aac |
19248781996 has 12 divisors (see below), whose sum is σ = 33702990552. Its totient is φ = 9619356128.
The previous prime is 19248781973. The next prime is 19248782017. The reversal of 19248781996 is 69918784291.
It is a happy number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1250110 + ... + 1265413.
It is an arithmetic number, because the mean of its divisors is an integer number (2808582546).
Almost surely, 219248781996 is an apocalyptic number.
It is an amenable number.
19248781996 is a deficient number, since it is larger than the sum of its proper divisors (14454208556).
19248781996 is a wasteful number, since it uses less digits than its factorization.
19248781996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2517440 (or 2517438 counting only the distinct ones).
The product of its digits is 15676416, while the sum is 64.
The spelling of 19248781996 in words is "nineteen billion, two hundred forty-eight million, seven hundred eighty-one thousand, nine hundred ninety-six".
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