Base | Representation |
---|---|
bin | 1111100010101… |
… | …11000110000011 |
3 | 100002022222221221 |
4 | 13301113012003 |
5 | 231334131123 |
6 | 20534255511 |
7 | 3142133044 |
oct | 761270603 |
9 | 302288857 |
10 | 130380163 |
11 | 67661601 |
12 | 377b7597 |
13 | 2101c834 |
14 | 1345c8cb |
15 | b6a625d |
hex | 7c57183 |
130380163 has 2 divisors, whose sum is σ = 130380164. Its totient is φ = 130380162.
The previous prime is 130380161. The next prime is 130380221. The reversal of 130380163 is 361083031.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130380163 - 21 = 130380161 is a prime.
Together with 130380161, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (130380161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65190081 + 65190082.
It is an arithmetic number, because the mean of its divisors is an integer number (65190082).
Almost surely, 2130380163 is an apocalyptic number.
130380163 is a deficient number, since it is larger than the sum of its proper divisors (1).
130380163 is an equidigital number, since it uses as much as digits as its factorization.
130380163 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 130380163 is about 11418.4133311069. The cubic root of 130380163 is about 507.0730235467.
It can be divided in two parts, 130380 and 163, that multiplied together give a triangular number (21251940 = T6519).
The spelling of 130380163 in words is "one hundred thirty million, three hundred eighty thousand, one hundred sixty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •