Base | Representation |
---|---|
bin | 1010111011001000100010… |
… | …1001110100100100001101 |
3 | 1120112020112201110022011112 |
4 | 2232302020221310210031 |
5 | 3033242032413133310 |
6 | 41313441553101405 |
7 | 2346524205613343 |
oct | 256621051644415 |
9 | 46466481408145 |
10 | 12011021224205 |
11 | 3910933399763 |
12 | 141b996857865 |
13 | 691832b38923 |
14 | 2d749d615993 |
15 | 15c67a7a3705 |
hex | aec88a7490d |
12011021224205 has 16 divisors (see below), whose sum is σ = 14878497792000. Its totient is φ = 9298649162880.
The previous prime is 12011021224201. The next prime is 12011021224211. The reversal of 12011021224205 is 50242212011021.
It is not a de Polignac number, because 12011021224205 - 22 = 12011021224201 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12011021224201) 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, 6356801 + ... + 8026889.
It is an arithmetic number, because the mean of its divisors is an integer number (929906112000).
Almost surely, 212011021224205 is an apocalyptic number.
It is an amenable number.
12011021224205 is a deficient number, since it is larger than the sum of its proper divisors (2867476567795).
12011021224205 is a wasteful number, since it uses less digits than its factorization.
12011021224205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1716524.
The product of its (nonzero) digits is 640, while the sum is 23.
Adding to 12011021224205 its reverse (50242212011021), we get a palindrome (62253233235226).
The spelling of 12011021224205 in words is "twelve trillion, eleven billion, twenty-one million, two hundred twenty-four thousand, two hundred five".
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