Base | Representation |
---|---|
bin | 10011001110010101011111… |
… | …00101001010011010000001 |
3 | 12112200100121201020022121022 |
4 | 21213022233211022122001 |
5 | 21020104140023210420 |
6 | 225524225221435225 |
7 | 11622124321110224 |
oct | 1147125745123201 |
9 | 175610551208538 |
10 | 42274013881985 |
11 | 12519343834066 |
12 | 48a8ba186bb15 |
13 | 1a78565037832 |
14 | a62104b8b5bb |
15 | 4d499dd47c25 |
hex | 2672af94a681 |
42274013881985 has 16 divisors (see below), whose sum is σ = 50788572696000. Its totient is φ = 33779397153216.
The previous prime is 42274013881919. The next prime is 42274013882077. The reversal of 42274013881985 is 58918831047224.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42274013881985 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13004591 + ... + 15926939.
It is an arithmetic number, because the mean of its divisors is an integer number (3174285793500).
Almost surely, 242274013881985 is an apocalyptic number.
It is an amenable number.
42274013881985 is a deficient number, since it is larger than the sum of its proper divisors (8514558814015).
42274013881985 is a wasteful number, since it uses less digits than its factorization.
42274013881985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2925760.
The product of its (nonzero) digits is 30965760, while the sum is 62.
The spelling of 42274013881985 in words is "forty-two trillion, two hundred seventy-four billion, thirteen million, eight hundred eighty-one thousand, nine hundred eighty-five".
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