Base | Representation |
---|---|
bin | 1011000111011000011000… |
… | …0000100001100001111001 |
3 | 1121021100122111010211220100 |
4 | 2301312012000201201321 |
5 | 3100213442120211101 |
6 | 41554240400350013 |
7 | 2400653302011303 |
oct | 261660600414171 |
9 | 47240574124810 |
10 | 12221430241401 |
11 | 3992096839607 |
12 | 1454718315309 |
13 | 6a86257c2c74 |
14 | 30373dcca973 |
15 | 162d9297ae86 |
hex | b1d86021879 |
12221430241401 has 6 divisors (see below), whose sum is σ = 17653177015370. Its totient is φ = 8147620160928.
The previous prime is 12221430241393. The next prime is 12221430241411. The reversal of 12221430241401 is 10414203412221.
12221430241401 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 14 + 3 + 0 + 241 + 401 = 666.
It can be written as a sum of positive squares in only one way, i.e., 11766683667600 + 454746573801 = 3430260^2 + 674349^2 .
It is not a de Polignac number, because 12221430241401 - 23 = 12221430241393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12221430241411) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 678968346736 + ... + 678968346753.
Almost surely, 212221430241401 is an apocalyptic number.
It is an amenable number.
12221430241401 is a deficient number, since it is larger than the sum of its proper divisors (5431746773969).
12221430241401 is a wasteful number, since it uses less digits than its factorization.
12221430241401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1357936693495 (or 1357936693492 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
Adding to 12221430241401 its reverse (10414203412221), we get a palindrome (22635633653622).
The spelling of 12221430241401 in words is "twelve trillion, two hundred twenty-one billion, four hundred thirty million, two hundred forty-one thousand, four hundred one".
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