Base | Representation |
---|---|
bin | 1111011111111… |
… | …11010000111011 |
3 | 100001122201110210 |
4 | 13233333100323 |
5 | 231241123121 |
6 | 20522442203 |
7 | 3136104153 |
oct | 757772073 |
9 | 301581423 |
10 | 130020411 |
11 | 67436294 |
12 | 37663363 |
13 | 20c24b71 |
14 | 133a7763 |
15 | b634876 |
hex | 7bff43b |
130020411 has 8 divisors (see below), whose sum is σ = 173437264. Its totient is φ = 86641920.
The previous prime is 130020361. The next prime is 130020421. The reversal of 130020411 is 114020031.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130020411 - 29 = 130019899 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130020421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430 + ... + 16131.
It is an arithmetic number, because the mean of its divisors is an integer number (21679658).
Almost surely, 2130020411 is an apocalyptic number.
130020411 is a deficient number, since it is larger than the sum of its proper divisors (43416853).
130020411 is a wasteful number, since it uses less digits than its factorization.
130020411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19181.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 130020411 is about 11402.6492974221. The cubic root of 130020411 is about 506.6062128260.
Adding to 130020411 its reverse (114020031), we get a palindrome (244040442).
The spelling of 130020411 in words is "one hundred thirty million, twenty thousand, four hundred eleven".
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