Base | Representation |
---|---|
bin | 1111110111010… |
… | …11011000001110 |
3 | 100021102101212110 |
4 | 13323223120032 |
5 | 233032202221 |
6 | 21112244450 |
7 | 3204126000 |
oct | 773533016 |
9 | 307371773 |
10 | 133084686 |
11 | 69139549 |
12 | 386a0726 |
13 | 21758847 |
14 | 13964370 |
15 | ba3c776 |
hex | 7eeb60e |
133084686 has 32 divisors (see below), whose sum is σ = 310406400. Its totient is φ = 38023608.
The previous prime is 133084681. The next prime is 133084703. The reversal of 133084686 is 686480331.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133084681) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30276 + ... + 34391.
It is an arithmetic number, because the mean of its divisors is an integer number (9700200).
Almost surely, 2133084686 is an apocalyptic number.
133084686 is an abundant number, since it is smaller than the sum of its proper divisors (177321714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133084686 is an equidigital number, since it uses as much as digits as its factorization.
133084686 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64693 (or 64679 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 39.
The square root of 133084686 is about 11536.2336141394. The cubic root of 133084686 is about 510.5551893234. Note that the first 3 decimals are identical.
The spelling of 133084686 in words is "one hundred thirty-three million, eighty-four thousand, six hundred eighty-six".
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