Base | Representation |
---|---|
bin | 10001111110111011… |
… | …101111001010100010 |
3 | 1211211201011002211011 |
4 | 101332323233022202 |
5 | 304021210124312 |
6 | 12512020411134 |
7 | 1252335454105 |
oct | 217673571242 |
9 | 54751132734 |
10 | 19309458082 |
11 | 820975a722 |
12 | 38aa846aaa |
13 | 1a895ca555 |
14 | d126d073c |
15 | 780315da7 |
hex | 47eeef2a2 |
19309458082 has 8 divisors (see below), whose sum is σ = 29012382252. Its totient is φ = 9638664000.
The previous prime is 19309458071. The next prime is 19309458083. The reversal of 19309458082 is 28085490391.
It can be written as a sum of positive squares in 2 ways, for example, as 19082383321 + 227074761 = 138139^2 + 15069^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (19309458083) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8031019 + ... + 8033422.
Almost surely, 219309458082 is an apocalyptic number.
19309458082 is a deficient number, since it is larger than the sum of its proper divisors (9702924170).
19309458082 is a wasteful number, since it uses less digits than its factorization.
19309458082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16065044.
The product of its (nonzero) digits is 622080, while the sum is 49.
The spelling of 19309458082 in words is "nineteen billion, three hundred nine million, four hundred fifty-eight thousand, eighty-two".
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