Base | Representation |
---|---|
bin | 11110111111110101101… |
… | …001100101110011011011 |
3 | 21112122020102122111101112 |
4 | 132333311221211303123 |
5 | 234400001303212222 |
6 | 4310322425210535 |
7 | 306616416243401 |
oct | 36776551456333 |
9 | 7478212574345 |
10 | 2130130132187 |
11 | 751423a22182 |
12 | 2a4a00330a4b |
13 | 125b4139c8a5 |
14 | 75155351471 |
15 | 3a622498be2 |
hex | 1eff5a65cdb |
2130130132187 has 2 divisors, whose sum is σ = 2130130132188. Its totient is φ = 2130130132186.
The previous prime is 2130130132139. The next prime is 2130130132189. The reversal of 2130130132187 is 7812310310312.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2130130132187 - 226 = 2130063023323 is a prime.
Together with 2130130132189, 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 (2130130132189) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065065066093 + 1065065066094.
It is an arithmetic number, because the mean of its divisors is an integer number (1065065066094).
Almost surely, 22130130132187 is an apocalyptic number.
2130130132187 is a deficient number, since it is larger than the sum of its proper divisors (1).
2130130132187 is an equidigital number, since it uses as much as digits as its factorization.
2130130132187 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6048, while the sum is 32.
Adding to 2130130132187 its reverse (7812310310312), we get a palindrome (9942440442499).
The spelling of 2130130132187 in words is "two trillion, one hundred thirty billion, one hundred thirty million, one hundred thirty-two thousand, one hundred eighty-seven".
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