Base | Representation |
---|---|
bin | 1011011010111111011… |
… | …0001101001110101001 |
3 | 200202111011121100211100 |
4 | 2312233312031032221 |
5 | 11203331240013311 |
6 | 230051031552013 |
7 | 20114415235641 |
oct | 2665766151651 |
9 | 622434540740 |
10 | 196223751081 |
11 | 76244212526 |
12 | 32042b2b609 |
13 | 15671b7c667 |
14 | 96d6773521 |
15 | 5186b9aa56 |
hex | 2dafd8d3a9 |
196223751081 has 24 divisors (see below), whose sum is σ = 301362647040. Its totient is φ = 122605612416.
The previous prime is 196223751071. The next prime is 196223751137. The reversal of 196223751081 is 180157322691.
196223751081 is a `hidden beast` number, since 1 + 9 + 6 + 22 + 37 + 510 + 81 = 666.
It is not a de Polignac number, because 196223751081 - 27 = 196223750953 is a prime.
It is a super-2 number, since 2×1962237510812 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (196223751011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2646505 + ... + 2719638.
It is an arithmetic number, because the mean of its divisors is an integer number (12556776960).
Almost surely, 2196223751081 is an apocalyptic number.
It is an amenable number.
196223751081 is a deficient number, since it is larger than the sum of its proper divisors (105138895959).
196223751081 is a wasteful number, since it uses less digits than its factorization.
196223751081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5366405 (or 5366402 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 45.
The spelling of 196223751081 in words is "one hundred ninety-six billion, two hundred twenty-three million, seven hundred fifty-one thousand, eighty-one".
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