Base | Representation |
---|---|
bin | 11101001110111110100110… |
… | …11000110011000000101101 |
3 | 22102121201020022110110202221 |
4 | 32213133103120303000231 |
5 | 31411231341413342310 |
6 | 344420421214515341 |
7 | 16353350663044606 |
oct | 1647372330630055 |
9 | 272551208413687 |
10 | 64286322012205 |
11 | 19535748920327 |
12 | 7263153205b51 |
13 | 29b4235800a07 |
14 | 11c36903a4dad |
15 | 76737c4e4ada |
hex | 3a77d363302d |
64286322012205 has 8 divisors (see below), whose sum is σ = 77143713084792. Its totient is φ = 51428973163008.
The previous prime is 64286322012127. The next prime is 64286322012233. The reversal of 64286322012205 is 50221022368246.
It can be written as a sum of positive squares in 4 ways, for example, as 4376539312324 + 59909782699881 = 2092018^2 + 7740141^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-64286322012205 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7103644 + ... + 13380373.
It is an arithmetic number, because the mean of its divisors is an integer number (9642964135599).
Almost surely, 264286322012205 is an apocalyptic number.
It is an amenable number.
64286322012205 is a deficient number, since it is larger than the sum of its proper divisors (12857391072587).
64286322012205 is a wasteful number, since it uses less digits than its factorization.
64286322012205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21111695.
The product of its (nonzero) digits is 552960, while the sum is 43.
The spelling of 64286322012205 in words is "sixty-four trillion, two hundred eighty-six billion, three hundred twenty-two million, twelve thousand, two hundred five".
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