Base | Representation |
---|---|
bin | 1111100001011… |
… | …00010010110010 |
3 | 100002000002110212 |
4 | 13300230102302 |
5 | 231313023400 |
6 | 20530424122 |
7 | 3140502656 |
oct | 760542262 |
9 | 302002425 |
10 | 130204850 |
11 | 67551916 |
12 | 37732042 |
13 | 20c8aab9 |
14 | 13414a66 |
15 | b66e335 |
hex | 7c2c4b2 |
130204850 has 24 divisors (see below), whose sum is σ = 248729988. Its totient is φ = 50673600.
The previous prime is 130204849. The next prime is 130204861. The reversal of 130204850 is 58402031.
It can be written as a sum of positive squares in 6 ways, for example, as 63504961 + 66699889 = 7969^2 + 8167^2 .
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33341 + ... + 37040.
Almost surely, 2130204850 is an apocalyptic number.
130204850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130204850 is a deficient number, since it is larger than the sum of its proper divisors (118525138).
130204850 is a wasteful number, since it uses less digits than its factorization.
130204850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70430 (or 70425 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 130204850 is about 11410.7339816508. The cubic root of 130204850 is about 506.8456465056.
Adding to 130204850 its reverse (58402031), we get a palindrome (188606881).
The spelling of 130204850 in words is "one hundred thirty million, two hundred four thousand, eight hundred fifty".
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