Base | Representation |
---|---|
bin | 1001101011111100100101… |
… | …00110001111111110111101 |
3 | 2210102101010102012012200221 |
4 | 10311332102212033332331 |
5 | 10242444330243240331 |
6 | 113145345351421341 |
7 | 4325650436200315 |
oct | 465762246177675 |
9 | 83371112165627 |
10 | 21301202321341 |
11 | 6872875431028 |
12 | 2480395684851 |
13 | bb6905506107 |
14 | 538dab37c445 |
15 | 26e15e604711 |
hex | 135f9298ffbd |
21301202321341 has 2 divisors, whose sum is σ = 21301202321342. Its totient is φ = 21301202321340.
The previous prime is 21301202321279. The next prime is 21301202321359. The reversal of 21301202321341 is 14312320210312.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13672585941316 + 7628616380025 = 3697646^2 + 2761995^2 .
It is a cyclic number.
It is not a de Polignac number, because 21301202321341 - 29 = 21301202320829 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (21301202324341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10650601160670 + 10650601160671.
It is an arithmetic number, because the mean of its divisors is an integer number (10650601160671).
Almost surely, 221301202321341 is an apocalyptic number.
It is an amenable number.
21301202321341 is a deficient number, since it is larger than the sum of its proper divisors (1).
21301202321341 is an equidigital number, since it uses as much as digits as its factorization.
21301202321341 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 21301202321341 its reverse (14312320210312), we get a palindrome (35613522531653).
The spelling of 21301202321341 in words is "twenty-one trillion, three hundred one billion, two hundred two million, three hundred twenty-one thousand, three hundred forty-one".
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