Base | Representation |
---|---|
bin | 111100100011110101… |
… | …0110100001110110101 |
3 | 110102200111200220202001 |
4 | 1321013222310032311 |
5 | 4112321131101310 |
6 | 135424513215301 |
7 | 12252536606032 |
oct | 1710752641665 |
9 | 412614626661 |
10 | 130051425205 |
11 | 501777036a9 |
12 | 21255b61531 |
13 | c35773b850 |
14 | 641a254389 |
15 | 35b262093a |
hex | 1e47ab43b5 |
130051425205 has 8 divisors (see below), whose sum is σ = 168066457272. Its totient is φ = 96037975488.
The previous prime is 130051425199. The next prime is 130051425209. The reversal of 130051425205 is 502524150031.
It can be written as a sum of positive squares in 4 ways, for example, as 1711228689 + 128340196516 = 41367^2 + 358246^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130051425205 - 233 = 121461490613 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 (130051425209) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000395514 + ... + 1000395643.
It is an arithmetic number, because the mean of its divisors is an integer number (21008307159).
Almost surely, 2130051425205 is an apocalyptic number.
It is an amenable number.
130051425205 is a deficient number, since it is larger than the sum of its proper divisors (38015032067).
130051425205 is a wasteful number, since it uses less digits than its factorization.
130051425205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2000791175.
The product of its (nonzero) digits is 6000, while the sum is 28.
Adding to 130051425205 its reverse (502524150031), we get a palindrome (632575575236).
The spelling of 130051425205 in words is "one hundred thirty billion, fifty-one million, four hundred twenty-five thousand, two hundred five".
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