Base | Representation |
---|---|
bin | 10001111101011110… |
… | …001111010101000100 |
3 | 1211210000000212201011 |
4 | 101331132033111010 |
5 | 303443421321132 |
6 | 12505343212004 |
7 | 1251620233021 |
oct | 217536172504 |
9 | 54700025634 |
10 | 19284948292 |
11 | 81a693a0a5 |
12 | 38a25a7004 |
13 | 1a844c850c |
14 | d0d350548 |
15 | 77d0c3b47 |
hex | 47d78f544 |
19284948292 has 12 divisors (see below), whose sum is σ = 33896035180. Its totient is φ = 9600366816.
The previous prime is 19284948271. The next prime is 19284948311. The reversal of 19284948292 is 29284948291.
It can be written as a sum of positive squares in 2 ways, for example, as 10541950276 + 8742998016 = 102674^2 + 93504^2 .
It is a super-2 number, since 2×192849482922 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10525803 + ... + 10527634.
Almost surely, 219284948292 is an apocalyptic number.
It is an amenable number.
19284948292 is a deficient number, since it is larger than the sum of its proper divisors (14611086888).
19284948292 is a wasteful number, since it uses less digits than its factorization.
19284948292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21053670 (or 21053668 counting only the distinct ones).
The product of its digits is 5971968, while the sum is 58.
Subtracting 19284948292 from its reverse (29284948291), we obtain a palindrome (9999999999).
The spelling of 19284948292 in words is "nineteen billion, two hundred eighty-four million, nine hundred forty-eight thousand, two hundred ninety-two".
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