Base | Representation |
---|---|
bin | 1100010010001100001… |
… | …0101110000011111101 |
3 | 202011201211110111112201 |
4 | 3010203002232003331 |
5 | 11424203034004041 |
6 | 240541231431501 |
7 | 21150541363660 |
oct | 3044302560375 |
9 | 664654414481 |
10 | 211041313021 |
11 | 81558357090 |
12 | 34a99385591 |
13 | 16b9397cba6 |
14 | a3006676d7 |
15 | 5752974631 |
hex | 31230ae0fd |
211041313021 has 32 divisors (see below), whose sum is σ = 271689302016. Its totient is φ = 159093072000.
The previous prime is 211041313001. The next prime is 211041313057. The reversal of 211041313021 is 120313140112.
It is a cyclic number.
It is not a de Polignac number, because 211041313021 - 215 = 211041280253 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 211041313021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211041313001) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8755416 + ... + 8779486.
It is an arithmetic number, because the mean of its divisors is an integer number (8490290688).
Almost surely, 2211041313021 is an apocalyptic number.
It is an amenable number.
211041313021 is a deficient number, since it is larger than the sum of its proper divisors (60647988995).
211041313021 is a wasteful number, since it uses less digits than its factorization.
211041313021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27793.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 211041313021 its reverse (120313140112), we get a palindrome (331354453133).
The spelling of 211041313021 in words is "two hundred eleven billion, forty-one million, three hundred thirteen thousand, twenty-one".
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