Base | Representation |
---|---|
bin | 1111100010000… |
… | …00001001111001 |
3 | 100002011020001212 |
4 | 13301000021321 |
5 | 231323124301 |
6 | 20532252505 |
7 | 3141262103 |
oct | 761001171 |
9 | 302136055 |
10 | 130286201 |
11 | 675a7a51 |
12 | 37771135 |
13 | 20cb8b36 |
14 | 13436573 |
15 | b6884bb |
hex | 7c40279 |
130286201 has 2 divisors, whose sum is σ = 130286202. Its totient is φ = 130286200.
The previous prime is 130286197. The next prime is 130286203. The reversal of 130286201 is 102682031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 96924025 + 33362176 = 9845^2 + 5776^2 .
It is an emirp because it is prime and its reverse (102682031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130286201 - 22 = 130286197 is a prime.
Together with 130286203, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (130286203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65143100 + 65143101.
It is an arithmetic number, because the mean of its divisors is an integer number (65143101).
Almost surely, 2130286201 is an apocalyptic number.
It is an amenable number.
130286201 is a deficient number, since it is larger than the sum of its proper divisors (1).
130286201 is an equidigital number, since it uses as much as digits as its factorization.
130286201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 576, while the sum is 23.
The square root of 130286201 is about 11414.2980949334. The cubic root of 130286201 is about 506.9511822977.
The spelling of 130286201 in words is "one hundred thirty million, two hundred eighty-six thousand, two hundred one".
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