Base | Representation |
---|---|
bin | 111100101000111001… |
… | …0100010100010011001 |
3 | 110110010100012111012202 |
4 | 1321101302202202121 |
5 | 4113143113101131 |
6 | 135453420415545 |
7 | 12260001060401 |
oct | 1712162424231 |
9 | 413110174182 |
10 | 130221222041 |
11 | 50254537569 |
12 | 212a29a75b5 |
13 | c38397c551 |
14 | 6434a13801 |
15 | 35c24b0bcb |
hex | 1e51ca2899 |
130221222041 has 4 divisors (see below), whose sum is σ = 130247224500. Its totient is φ = 130195219584.
The previous prime is 130221221989. The next prime is 130221222107. The reversal of 130221222041 is 140222122031.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 63038655625 + 67182566416 = 251075^2 + 259196^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-130221222041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130221222841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12993716 + ... + 13003733.
It is an arithmetic number, because the mean of its divisors is an integer number (32561806125).
Almost surely, 2130221222041 is an apocalyptic number.
It is an amenable number.
130221222041 is a deficient number, since it is larger than the sum of its proper divisors (26002459).
130221222041 is an equidigital number, since it uses as much as digits as its factorization.
130221222041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26002458.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 130221222041 its reverse (140222122031), we get a palindrome (270443344072).
The spelling of 130221222041 in words is "one hundred thirty billion, two hundred twenty-one million, two hundred twenty-two thousand, forty-one".
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