Base | Representation |
---|---|
bin | 100001000110111100… |
… | …1110100101000111011 |
3 | 20210112002121111201222 |
4 | 1002031321310220323 |
5 | 2131103124101021 |
6 | 52355112302255 |
7 | 5064633626000 |
oct | 1021571645073 |
9 | 223462544658 |
10 | 71100222011 |
11 | 28176249165 |
12 | 119433a198b |
13 | 69213753b0 |
14 | 3626bb18a7 |
15 | 1cb1edc6ab |
hex | 108de74a3b |
71100222011 has 32 divisors (see below), whose sum is σ = 90297648000. Its totient is φ = 55622730240.
The previous prime is 71100221921. The next prime is 71100222041. The reversal of 71100222011 is 11022200117.
It is a de Polignac number, because none of the positive numbers 2k-71100222011 is a prime.
It is not an unprimeable number, because it can be changed into a prime (71100222041) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 307271 + ... + 486431.
It is an arithmetic number, because the mean of its divisors is an integer number (2821801500).
Almost surely, 271100222011 is an apocalyptic number.
71100222011 is a deficient number, since it is larger than the sum of its proper divisors (19197425989).
71100222011 is a wasteful number, since it uses less digits than its factorization.
71100222011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179284 (or 179270 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 17.
Adding to 71100222011 its reverse (11022200117), we get a palindrome (82122422128).
The spelling of 71100222011 in words is "seventy-one billion, one hundred million, two hundred twenty-two thousand, eleven".
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