Base | Representation |
---|---|
bin | 1011010010011011101100… |
… | …1100110101101100110101 |
3 | 1121221111201220220002121021 |
4 | 2310212323030311230311 |
5 | 3111321321103120341 |
6 | 42221401214421141 |
7 | 2420454420512125 |
oct | 264467314655465 |
9 | 47844656802537 |
10 | 12411301223221 |
11 | 3a5566aa844aa |
12 | 14854878017b1 |
13 | 6c04c4491054 |
14 | 30c9d2a62c85 |
15 | 167ca6a599d1 |
hex | b49bb335b35 |
12411301223221 has 16 divisors (see below), whose sum is σ = 13153131255600. Its totient is φ = 11690425958400.
The previous prime is 12411301223203. The next prime is 12411301223239. The reversal of 12411301223221 is 12232210311421.
It is an interprime number because it is at equal distance from previous prime (12411301223203) and next prime (12411301223239).
It can be written as a sum of positive squares in 8 ways, for example, as 1886532467121 + 10524768756100 = 1373511^2 + 3244190^2 .
It is a cyclic number.
It is not a de Polignac number, because 12411301223221 - 241 = 10212277967669 is a prime.
It is a super-2 number, since 2×124113012232212 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12411301229221) 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, 22846885 + ... + 23383813.
It is an arithmetic number, because the mean of its divisors is an integer number (822070703475).
Almost surely, 212411301223221 is an apocalyptic number.
It is an amenable number.
12411301223221 is a deficient number, since it is larger than the sum of its proper divisors (741830032379).
12411301223221 is a wasteful number, since it uses less digits than its factorization.
12411301223221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 556440.
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 12411301223221 its reverse (12232210311421), we get a palindrome (24643511534642).
The spelling of 12411301223221 in words is "twelve trillion, four hundred eleven billion, three hundred one million, two hundred twenty-three thousand, two hundred twenty-one".
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