Base | Representation |
---|---|
bin | 1100110111111000100110… |
… | …10111111010010100010011 |
3 | 10201020021001212101011221021 |
4 | 12123330103113322110103 |
5 | 12202301203321430334 |
6 | 140112420252140311 |
7 | 5651134614624601 |
oct | 633742327722423 |
9 | 121207055334837 |
10 | 28308454483219 |
11 | 9024603612989 |
12 | 3212450167697 |
13 | 12a4625456091 |
14 | 6dc1ca810871 |
15 | 34157b82c3b4 |
hex | 19bf135fa513 |
28308454483219 has 2 divisors, whose sum is σ = 28308454483220. Its totient is φ = 28308454483218.
The previous prime is 28308454483157. The next prime is 28308454483229. The reversal of 28308454483219 is 91238445480382.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28308454483219 is a prime.
It is a super-2 number, since 2×283084544832192 (a number of 28 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (28308454483229) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14154227241609 + 14154227241610.
It is an arithmetic number, because the mean of its divisors is an integer number (14154227241610).
Almost surely, 228308454483219 is an apocalyptic number.
28308454483219 is a deficient number, since it is larger than the sum of its proper divisors (1).
28308454483219 is an equidigital number, since it uses as much as digits as its factorization.
28308454483219 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 53084160, while the sum is 61.
The spelling of 28308454483219 in words is "twenty-eight trillion, three hundred eight billion, four hundred fifty-four million, four hundred eighty-three thousand, two hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •