Cookie Consent by FreePrivacyPolicy.com
Search a number
-
+
130241 is a prime number
BaseRepresentation
bin11111110011000001
320121122202
4133303001
513131431
62442545
71051466
oct376301
9217582
10130241
1189941
1263455
1347387
143566d
15288cb
hex1fcc1

130241 has 2 divisors, whose sum is σ = 130242. Its totient is φ = 130240.

The previous prime is 130223. The next prime is 130253. The reversal of 130241 is 142031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115600 + 14641 = 340^2 + 121^2 .

It is an emirp because it is prime and its reverse (142031) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130241 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 14.

It is not a weakly prime, because it can be changed into another prime (130201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65120 + 65121.

It is an arithmetic number, because the mean of its divisors is an integer number (65121).

2130241 is an apocalyptic number.

It is an amenable number.

130241 is a deficient number, since it is larger than the sum of its proper divisors (1).

130241 is an equidigital number, since it uses as much as digits as its factorization.

130241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 130241 is about 360.8891796660. The cubic root of 130241 is about 50.6892548944.

Adding to 130241 its reverse (142031), we get a palindrome (272272).

The spelling of 130241 in words is "one hundred thirty thousand, two hundred forty-one".