Base | Representation |
---|---|
bin | 1111100001000… |
… | …00100001011001 |
3 | 100001220122100001 |
4 | 13300200201121 |
5 | 231310003013 |
6 | 20525413001 |
7 | 3140212255 |
oct | 760404131 |
9 | 301818301 |
10 | 130156633 |
11 | 67519672 |
12 | 3770a161 |
13 | 20c71b79 |
14 | 13401265 |
15 | b65eddd |
hex | 7c20859 |
130156633 has 2 divisors, whose sum is σ = 130156634. Its totient is φ = 130156632.
The previous prime is 130156601. The next prime is 130156717. The reversal of 130156633 is 336651031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 109244304 + 20912329 = 10452^2 + 4573^2 .
It is an emirp because it is prime and its reverse (336651031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130156633 - 25 = 130156601 is a prime.
It is a super-2 number, since 2×1301566332 = 33881498227793378, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (130156133) 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, 65078316 + 65078317.
It is an arithmetic number, because the mean of its divisors is an integer number (65078317).
Almost surely, 2130156633 is an apocalyptic number.
It is an amenable number.
130156633 is a deficient number, since it is larger than the sum of its proper divisors (1).
130156633 is an equidigital number, since it uses as much as digits as its factorization.
130156633 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4860, while the sum is 28.
The square root of 130156633 is about 11408.6209946689. The cubic root of 130156633 is about 506.7830743515.
The spelling of 130156633 in words is "one hundred thirty million, one hundred fifty-six thousand, six hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.509 sec. • engine limits •