Base | Representation |
---|---|
bin | 10111000101100110… |
… | …11100001011101101 |
3 | 1011222211111210202200 |
4 | 23202303130023231 |
5 | 200341114221224 |
6 | 5405541212113 |
7 | 616106233605 |
oct | 134263341355 |
9 | 34884453680 |
10 | 12395070189 |
11 | 529076a767 |
12 | 249b101039 |
13 | 1226c6b278 |
14 | 85829bc05 |
15 | 4c82ad5c9 |
hex | 2e2cdc2ed |
12395070189 has 24 divisors (see below), whose sum is σ = 18423299232. Its totient is φ = 8024559840.
The previous prime is 12395070179. The next prime is 12395070227. The reversal of 12395070189 is 98107059321.
12395070189 is a `hidden beast` number, since 12 + 395 + 0 + 70 + 189 = 666.
It is not a de Polignac number, because 12395070189 - 24 = 12395070173 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12395070179) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 138574 + ... + 209744.
It is an arithmetic number, because the mean of its divisors is an integer number (767637468).
Almost surely, 212395070189 is an apocalyptic number.
It is an amenable number.
12395070189 is a deficient number, since it is larger than the sum of its proper divisors (6028229043).
12395070189 is a wasteful number, since it uses less digits than its factorization.
12395070189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71737 (or 71734 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 45.
The spelling of 12395070189 in words is "twelve billion, three hundred ninety-five million, seventy thousand, one hundred eighty-nine".
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