Base | Representation |
---|---|
bin | 11001100101011010… |
… | …010110101100101111 |
3 | 2121220111221010102210 |
4 | 121211122112230233 |
5 | 422230112230221 |
6 | 20341535221503 |
7 | 1661522305035 |
oct | 314532265457 |
9 | 77814833383 |
10 | 27471211311 |
11 | 10717867725 |
12 | 53a8077893 |
13 | 278a4c612b |
14 | 1488662555 |
15 | aabb13276 |
hex | 665696b2f |
27471211311 has 8 divisors (see below), whose sum is σ = 36747593344. Its totient is φ = 18254485080.
The previous prime is 27471211289. The next prime is 27471211331. The reversal of 27471211311 is 11311217472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27471211311 - 211 = 27471209263 is a prime.
It is a super-2 number, since 2×274712113112 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27471211331) 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, 14912875 + ... + 14914716.
It is an arithmetic number, because the mean of its divisors is an integer number (4593449168).
Almost surely, 227471211311 is an apocalyptic number.
27471211311 is a deficient number, since it is larger than the sum of its proper divisors (9276382033).
27471211311 is a wasteful number, since it uses less digits than its factorization.
27471211311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29827901.
The product of its digits is 2352, while the sum is 30.
Adding to 27471211311 its reverse (11311217472), we get a palindrome (38782428783).
The spelling of 27471211311 in words is "twenty-seven billion, four hundred seventy-one million, two hundred eleven thousand, three hundred eleven".
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