Base | Representation |
---|---|
bin | 10111010101000101100111… |
… | …00011101101001010110101 |
3 | 20201122102200200112112022002 |
4 | 23222202303203231022311 |
5 | 23211013201034141031 |
6 | 301035505451145045 |
7 | 13543311623565311 |
oct | 1352426343551265 |
9 | 221572620475262 |
10 | 51302101865141 |
11 | 1538a110072706 |
12 | 5906836145185 |
13 | 22819c910c1aa |
14 | c9506bda6b41 |
15 | 5de743369ccb |
hex | 2ea8b38ed2b5 |
51302101865141 has 6 divisors (see below), whose sum is σ = 51600359963490. Its totient is φ = 51005557893968.
The previous prime is 51302101865083. The next prime is 51302101865207. The reversal of 51302101865141 is 14156810120315.
It can be written as a sum of positive squares in 3 ways, for example, as 46642206840100 + 4659895025041 = 6829510^2 + 2158679^2 .
It is a de Polignac number, because none of the positive numbers 2k-51302101865141 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 51302101865095 and 51302101865104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51302101895141) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 857033486 + ... + 857093343.
It is an arithmetic number, because the mean of its divisors is an integer number (8600059993915).
Almost surely, 251302101865141 is an apocalyptic number.
It is an amenable number.
51302101865141 is a deficient number, since it is larger than the sum of its proper divisors (298258098349).
51302101865141 is an equidigital number, since it uses as much as digits as its factorization.
51302101865141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1714127175 (or 1714127002 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 38.
Adding to 51302101865141 its reverse (14156810120315), we get a palindrome (65458911985456).
The spelling of 51302101865141 in words is "fifty-one trillion, three hundred two billion, one hundred one million, eight hundred sixty-five thousand, one hundred forty-one".
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