Base | Representation |
---|---|
bin | 1001000011011111011… |
… | …10000110011010111011 |
3 | 1002202000221010011202112 |
4 | 10201233232012122323 |
5 | 20044124133014321 |
6 | 354531201522535 |
7 | 31322434243334 |
oct | 4415756063273 |
9 | 1082027104675 |
10 | 311112001211 |
11 | 10aa3a683280 |
12 | 5036694344b |
13 | 2345100c45b |
14 | 110b4c4928b |
15 | 815cec3a5b |
hex | 486fb866bb |
311112001211 has 8 divisors (see below), whose sum is σ = 340178737584. Its totient is φ = 282175902720.
The previous prime is 311112001199. The next prime is 311112001241. The reversal of 311112001211 is 112100211113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 311112001211 - 210 = 311112000187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (311112001241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32654486 + ... + 32664011.
It is an arithmetic number, because the mean of its divisors is an integer number (42522342198).
Almost surely, 2311112001211 is an apocalyptic number.
311112001211 is a deficient number, since it is larger than the sum of its proper divisors (29066736373).
311112001211 is a wasteful number, since it uses less digits than its factorization.
311112001211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65318941.
The product of its (nonzero) digits is 12, while the sum is 14.
Adding to 311112001211 its reverse (112100211113), we get a palindrome (423212212324).
The spelling of 311112001211 in words is "three hundred eleven billion, one hundred twelve million, one thousand, two hundred eleven".
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