Base | Representation |
---|---|
bin | 1000111111011011110… |
… | …11000000000010111001 |
3 | 1002112102011110202212200 |
4 | 10133231323000002321 |
5 | 20030144143014024 |
6 | 353531131100413 |
7 | 31214452414152 |
oct | 4375573000271 |
9 | 1075364422780 |
10 | 308934344889 |
11 | 10a022424905 |
12 | 4ba595a1709 |
13 | 23194b01c11 |
14 | 10d49946929 |
15 | 8081c1c2c9 |
hex | 47edec00b9 |
308934344889 has 12 divisors (see below), whose sum is σ = 446262084372. Its totient is φ = 205945344000.
The previous prime is 308934344869. The next prime is 308934344909. The reversal of 308934344889 is 988443439803.
308934344889 is a `hidden beast` number, since 3 + 0 + 89 + 3 + 434 + 48 + 89 = 666.
It is an interprime number because it is at equal distance from previous prime (308934344869) and next prime (308934344909).
It can be written as a sum of positive squares in 2 ways, for example, as 210237839289 + 98696505600 = 458517^2 + 314160^2 .
It is not a de Polignac number, because 308934344889 - 211 = 308934342841 is a prime.
It is not an unprimeable number, because it can be changed into a prime (308934344809) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 725512 + ... + 1069689.
It is an arithmetic number, because the mean of its divisors is an integer number (37188507031).
Almost surely, 2308934344889 is an apocalyptic number.
It is an amenable number.
308934344889 is a deficient number, since it is larger than the sum of its proper divisors (137327739483).
308934344889 is a wasteful number, since it uses less digits than its factorization.
308934344889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1814328 (or 1814325 counting only the distinct ones).
The product of its (nonzero) digits is 71663616, while the sum is 63.
The spelling of 308934344889 in words is "three hundred eight billion, nine hundred thirty-four million, three hundred forty-four thousand, eight hundred eighty-nine".
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