Base | Representation |
---|---|
bin | 10110010001101001… |
… | …11001100001000111 |
3 | 1010212110102120211020 |
4 | 23020310321201013 |
5 | 143443031313441 |
6 | 5254412042223 |
7 | 602234622060 |
oct | 131064714107 |
9 | 33773376736 |
10 | 11959244871 |
11 | 5087755752 |
12 | 2399163373 |
13 | 1187895372 |
14 | 81644d567 |
15 | 49edbee66 |
hex | 2c8d39847 |
11959244871 has 16 divisors (see below), whose sum is σ = 18234988800. Its totient is φ = 6829587648.
The previous prime is 11959244867. The next prime is 11959244873. The reversal of 11959244871 is 17844295911.
It is not a de Polignac number, because 11959244871 - 22 = 11959244867 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11959244873) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143181 + ... + 210758.
It is an arithmetic number, because the mean of its divisors is an integer number (1139686800).
Almost surely, 211959244871 is an apocalyptic number.
11959244871 is a deficient number, since it is larger than the sum of its proper divisors (6275743929).
11959244871 is a wasteful number, since it uses less digits than its factorization.
11959244871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355558.
The product of its digits is 725760, while the sum is 51.
The spelling of 11959244871 in words is "eleven billion, nine hundred fifty-nine million, two hundred forty-four thousand, eight hundred seventy-one".
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