Base | Representation |
---|---|
bin | 1111100000110… |
… | …10000100000011 |
3 | 100001212022001021 |
4 | 13300122010003 |
5 | 231303131204 |
6 | 20525050311 |
7 | 3140042164 |
oct | 760320403 |
9 | 301768037 |
10 | 130130179 |
11 | 67500803 |
12 | 376b6997 |
13 | 20c62b0a |
14 | 133d576b |
15 | b657154 |
hex | 7c1a103 |
130130179 has 2 divisors, whose sum is σ = 130130180. Its totient is φ = 130130178.
The previous prime is 130130177. The next prime is 130130213. The reversal of 130130179 is 971031031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130130179 - 21 = 130130177 is a prime.
Together with 130130177, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (130130171) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65065089 + 65065090.
It is an arithmetic number, because the mean of its divisors is an integer number (65065090).
Almost surely, 2130130179 is an apocalyptic number.
130130179 is a deficient number, since it is larger than the sum of its proper divisors (1).
130130179 is an equidigital number, since it uses as much as digits as its factorization.
130130179 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 567, while the sum is 25.
The square root of 130130179 is about 11407.4615493544. The cubic root of 130130179 is about 506.7487379075.
The spelling of 130130179 in words is "one hundred thirty million, one hundred thirty thousand, one hundred seventy-nine".
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