Base | Representation |
---|---|
bin | 1001110010010100001… |
… | …0011011011000111000 |
3 | 121001221221001220112112 |
4 | 2130211002123120320 |
5 | 10223310012234013 |
6 | 205122520431452 |
7 | 15101203631621 |
oct | 2344502333070 |
9 | 531857056475 |
10 | 168125118008 |
11 | 65335278621 |
12 | 28700918588 |
13 | 12b146a9363 |
14 | 81cca6aa48 |
15 | 458ee4eba8 |
hex | 272509b638 |
168125118008 has 64 divisors (see below), whose sum is σ = 335611019520. Its totient is φ = 78683904000.
The previous prime is 168125118001. The next prime is 168125118011. The reversal of 168125118008 is 800811521861.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (168125118001) 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, 39454598 + ... + 39458858.
It is an arithmetic number, because the mean of its divisors is an integer number (5243922180).
Almost surely, 2168125118008 is an apocalyptic number.
It is an amenable number.
168125118008 is a deficient number, since it is larger than the sum of its proper divisors (167485901512).
168125118008 is a wasteful number, since it uses less digits than its factorization.
168125118008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5808 (or 5804 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 41.
Adding to 168125118008 its reverse (800811521861), we get a palindrome (968936639869).
The spelling of 168125118008 in words is "one hundred sixty-eight billion, one hundred twenty-five million, one hundred eighteen thousand, eight".
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