Base | Representation |
---|---|
bin | 110010010000011010001111… |
… | …011010101000111111110111 |
3 | 1001222121021002122111001210110 |
4 | 302100122033122220333313 |
5 | 212432323431324043221 |
6 | 2102031441455154103 |
7 | 64361614526335554 |
oct | 6220321732507767 |
9 | 1058537078431713 |
10 | 221030013112311 |
11 | 64477336185827 |
12 | 20959120215933 |
13 | 964406b8448b0 |
14 | 3c81ca4387a2b |
15 | 1a84770505776 |
hex | c9068f6a8ff7 |
221030013112311 has 16 divisors (see below), whose sum is σ = 324757276274816. Its totient is φ = 132855249383136.
The previous prime is 221030013112301. The next prime is 221030013112319. The reversal of 221030013112311 is 113211310030122.
It is not a de Polignac number, because 221030013112311 - 210 = 221030013111287 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221030013112319) 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, 65900419645 + ... + 65900422998.
It is an arithmetic number, because the mean of its divisors is an integer number (20297329767176).
Almost surely, 2221030013112311 is an apocalyptic number.
221030013112311 is a deficient number, since it is larger than the sum of its proper divisors (103727263162505).
221030013112311 is a wasteful number, since it uses less digits than its factorization.
221030013112311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131800842702.
The product of its (nonzero) digits is 216, while the sum is 21.
Adding to 221030013112311 its reverse (113211310030122), we get a palindrome (334241323142433).
The spelling of 221030013112311 in words is "two hundred twenty-one trillion, thirty billion, thirteen million, one hundred twelve thousand, three hundred eleven".
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