Base | Representation |
---|---|
bin | 10000000100111… |
… | …10111000001001 |
3 | 100101210000210020 |
4 | 20002132320021 |
5 | 234011242424 |
6 | 21214411053 |
7 | 3225235410 |
oct | 1002367011 |
9 | 311700706 |
10 | 134868489 |
11 | 6a147768 |
12 | 39200a89 |
13 | 21c31752 |
14 | 13caa477 |
15 | bc91079 |
hex | 809ee09 |
134868489 has 16 divisors (see below), whose sum is σ = 205793280. Its totient is φ = 76962960.
The previous prime is 134868467. The next prime is 134868491. The reversal of 134868489 is 984868431.
It is not a de Polignac number, because 134868489 - 28 = 134868233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (134868439) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13072 + ... + 20990.
It is an arithmetic number, because the mean of its divisors is an integer number (12862080).
Almost surely, 2134868489 is an apocalyptic number.
It is an amenable number.
134868489 is a deficient number, since it is larger than the sum of its proper divisors (70924791).
134868489 is an equidigital number, since it uses as much as digits as its factorization.
134868489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8740.
The product of its digits is 1327104, while the sum is 51.
The square root of 134868489 is about 11613.2893273181. The cubic root of 134868489 is about 512.8261516258.
The spelling of 134868489 in words is "one hundred thirty-four million, eight hundred sixty-eight thousand, four hundred eighty-nine".
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