Base | Representation |
---|---|
bin | 1100001001111001011… |
… | …0010101101010010110 |
3 | 201221222200102110111121 |
4 | 3002132112111222112 |
5 | 11410123130224410 |
6 | 235532303554154 |
7 | 21041426642602 |
oct | 3023626255226 |
9 | 657880373447 |
10 | 208815086230 |
11 | 80615743a33 |
12 | 345778bb95a |
13 | 168ca697b2a |
14 | a16cb20502 |
15 | 56722c69da |
hex | 309e595a96 |
208815086230 has 16 divisors (see below), whose sum is σ = 375883356384. Its totient is φ = 83522434240.
The previous prime is 208815086219. The next prime is 208815086303. The reversal of 208815086230 is 32680518802.
208815086230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2088150862302 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 199807 + ... + 676426.
It is an arithmetic number, because the mean of its divisors is an integer number (23492709774).
Almost surely, 2208815086230 is an apocalyptic number.
208815086230 is a deficient number, since it is larger than the sum of its proper divisors (167068270154).
208815086230 is a wasteful number, since it uses less digits than its factorization.
208815086230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 900071.
The product of its (nonzero) digits is 184320, while the sum is 43.
The spelling of 208815086230 in words is "two hundred eight billion, eight hundred fifteen million, eighty-six thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •