Base | Representation |
---|---|
bin | 1111010100111100… |
… | …01011010011010001 |
3 | 210020110211122001000 |
4 | 13222132023103101 |
5 | 113323024341244 |
6 | 3440310332213 |
7 | 410626122300 |
oct | 75236132321 |
9 | 23213748030 |
10 | 8228746449 |
11 | 3542a05000 |
12 | 171795a069 |
13 | a11a53951 |
14 | 580c10437 |
15 | 332632169 |
hex | 1ea78b4d1 |
8228746449 has 96 divisors (see below), whose sum is σ = 15601438080. Its totient is φ = 4273758720.
The previous prime is 8228746439. The next prime is 8228746457. The reversal of 8228746449 is 9446478228.
8228746449 is a `hidden beast` number, since 82 + 2 + 87 + 46 + 449 = 666.
It is not a de Polignac number, because 8228746449 - 28 = 8228746193 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8228746395 and 8228746404.
It is not an unprimeable number, because it can be changed into a prime (8228746439) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1758577 + ... + 1763249.
It is an arithmetic number, because the mean of its divisors is an integer number (162514980).
Almost surely, 28228746449 is an apocalyptic number.
It is an amenable number.
8228746449 is a deficient number, since it is larger than the sum of its proper divisors (7372691631).
8228746449 is a wasteful number, since it uses less digits than its factorization.
8228746449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4729 (or 4694 counting only the distinct ones).
The product of its digits is 6193152, while the sum is 54.
The square root of 8228746449 is about 90712.4382265189. The cubic root of 8228746449 is about 2018.8833524628.
The spelling of 8228746449 in words is "eight billion, two hundred twenty-eight million, seven hundred forty-six thousand, four hundred forty-nine".
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