Base | Representation |
---|---|
bin | 1100010011100111000… |
… | …1000001110011010111 |
3 | 202012201101211102002022 |
4 | 3010321301001303113 |
5 | 11430443133120010 |
6 | 241043131003355 |
7 | 21163151014466 |
oct | 3047161016327 |
9 | 665641742068 |
10 | 211422551255 |
11 | 81733578003 |
12 | 34b84b9955b |
13 | 16c24952846 |
14 | a3391469dd |
15 | 577617dd55 |
hex | 3139c41cd7 |
211422551255 has 8 divisors (see below), whose sum is σ = 255643757424. Its totient is φ = 167846910400.
The previous prime is 211422551239. The next prime is 211422551261. The reversal of 211422551255 is 552155224112.
211422551255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 211422551255 - 24 = 211422551239 is a prime.
It is a Duffinian number.
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, 161390606 + ... + 161391915.
It is an arithmetic number, because the mean of its divisors is an integer number (31955469678).
Almost surely, 2211422551255 is an apocalyptic number.
211422551255 is a deficient number, since it is larger than the sum of its proper divisors (44221206169).
211422551255 is a wasteful number, since it uses less digits than its factorization.
211422551255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 322782657.
The product of its digits is 40000, while the sum is 35.
Adding to 211422551255 its reverse (552155224112), we get a palindrome (763577775367).
The spelling of 211422551255 in words is "two hundred eleven billion, four hundred twenty-two million, five hundred fifty-one thousand, two hundred fifty-five".
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