Base | Representation |
---|---|
bin | 1001110010001… |
… | …00011010110101 |
3 | 12201102112202000 |
4 | 10321010122311 |
5 | 132002203143 |
6 | 12051005513 |
7 | 2014401504 |
oct | 471043265 |
9 | 181375660 |
10 | 82069173 |
11 | 4236486a |
12 | 23599899 |
13 | 14006154 |
14 | ac8483b |
15 | 7311bd3 |
hex | 4e446b5 |
82069173 has 16 divisors (see below), whose sum is σ = 122270400. Its totient is φ = 54403920.
The previous prime is 82069157. The next prime is 82069187. The reversal of 82069173 is 37196028.
It is not a de Polignac number, because 82069173 - 24 = 82069157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82069103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3658 + ... + 13323.
It is an arithmetic number, because the mean of its divisors is an integer number (7641900).
Almost surely, 282069173 is an apocalyptic number.
It is an amenable number.
82069173 is a deficient number, since it is larger than the sum of its proper divisors (40201227).
82069173 is a wasteful number, since it uses less digits than its factorization.
82069173 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17169 (or 17163 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 82069173 is about 9059.2037729593. The cubic root of 82069173 is about 434.5702771759.
The spelling of 82069173 in words is "eighty-two million, sixty-nine thousand, one hundred seventy-three".
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