Base | Representation |
---|---|
bin | 1101101001011110000101… |
… | …00001101111011101100101 |
3 | 10221021010201211101011220101 |
4 | 12310233002201233131211 |
5 | 12413204441212402323 |
6 | 143455225302104101 |
7 | 6215211203616511 |
oct | 664570241573545 |
9 | 127233654334811 |
10 | 30012200122213 |
11 | 9621114609491 |
12 | 344869511b031 |
13 | 13991a4ba188a |
14 | 75a8537bd141 |
15 | 370a45dc9dad |
hex | 1b4bc286f765 |
30012200122213 has 2 divisors, whose sum is σ = 30012200122214. Its totient is φ = 30012200122212.
The previous prime is 30012200122127. The next prime is 30012200122243. The reversal of 30012200122213 is 31222100221003.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 15391992567169 + 14620207555044 = 3923263^2 + 3823638^2 .
It is a cyclic number.
It is not a de Polignac number, because 30012200122213 - 217 = 30012199991141 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30012200122243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15006100061106 + 15006100061107.
It is an arithmetic number, because the mean of its divisors is an integer number (15006100061107).
Almost surely, 230012200122213 is an apocalyptic number.
It is an amenable number.
30012200122213 is a deficient number, since it is larger than the sum of its proper divisors (1).
30012200122213 is an equidigital number, since it uses as much as digits as its factorization.
30012200122213 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 30012200122213 its reverse (31222100221003), we get a palindrome (61234300343216).
The spelling of 30012200122213 in words is "thirty trillion, twelve billion, two hundred million, one hundred twenty-two thousand, two hundred thirteen".
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