Base | Representation |
---|---|
bin | 1000100000010… |
… | …01000010110011 |
3 | 11222020110101001 |
4 | 10100021002303 |
5 | 121230341321 |
6 | 11025022431 |
7 | 1524244645 |
oct | 420110263 |
9 | 158213331 |
10 | 71340211 |
11 | 372a6a58 |
12 | 1ba84a17 |
13 | 11a1a857 |
14 | 9690895 |
15 | 63e2c91 |
hex | 44090b3 |
71340211 has 8 divisors (see below), whose sum is σ = 75708864. Its totient is φ = 66990720.
The previous prime is 71340209. The next prime is 71340233. The reversal of 71340211 is 11204317.
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 71340211 - 21 = 71340209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71340251) 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, 3286 + ... + 12388.
It is an arithmetic number, because the mean of its divisors is an integer number (9463608).
Almost surely, 271340211 is an apocalyptic number.
71340211 is a deficient number, since it is larger than the sum of its proper divisors (4368653).
71340211 is a wasteful number, since it uses less digits than its factorization.
71340211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9581.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 71340211 is about 8446.3134561772. The cubic root of 71340211 is about 414.7421071540.
Adding to 71340211 its reverse (11204317), we get a palindrome (82544528).
The spelling of 71340211 in words is "seventy-one million, three hundred forty thousand, two hundred eleven".
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