Base | Representation |
---|---|
bin | 1111100000111… |
… | …01010000011011 |
3 | 100001212221222201 |
4 | 13300131100123 |
5 | 231304041014 |
6 | 20525231031 |
7 | 3140125261 |
oct | 760352033 |
9 | 301787881 |
10 | 130143259 |
11 | 6750a614 |
12 | 37702477 |
13 | 20c68a5c |
14 | 133da431 |
15 | b65ae74 |
hex | 7c1d41b |
130143259 has 2 divisors, whose sum is σ = 130143260. Its totient is φ = 130143258.
The previous prime is 130143191. The next prime is 130143263. The reversal of 130143259 is 952341031.
It is a strong prime.
It is an emirp because it is prime and its reverse (952341031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130143259 - 217 = 130012187 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (130143289) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65071629 + 65071630.
It is an arithmetic number, because the mean of its divisors is an integer number (65071630).
Almost surely, 2130143259 is an apocalyptic number.
130143259 is a deficient number, since it is larger than the sum of its proper divisors (1).
130143259 is an equidigital number, since it uses as much as digits as its factorization.
130143259 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3240, while the sum is 28.
The square root of 130143259 is about 11408.0348439159. The cubic root of 130143259 is about 506.7657159097.
The spelling of 130143259 in words is "one hundred thirty million, one hundred forty-three thousand, two hundred fifty-nine".
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