Base | Representation |
---|---|
bin | 10010110100000101… |
… | …011101111010100001 |
3 | 1221010212010100120020 |
4 | 102310011131322201 |
5 | 312333001420223 |
6 | 13140313504053 |
7 | 1313414243436 |
oct | 226405357241 |
9 | 57125110506 |
10 | 20201201313 |
11 | 86270625a7 |
12 | 3ab9412029 |
13 | 1b9c292977 |
14 | d98cdbb8d |
15 | 7d37611e3 |
hex | 4b415dea1 |
20201201313 has 4 divisors (see below), whose sum is σ = 26934935088. Its totient is φ = 13467467540.
The previous prime is 20201201291. The next prime is 20201201327. The reversal of 20201201313 is 31310210202.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 20201201313 - 214 = 20201184929 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20201201292 and 20201201301.
It is not an unprimeable number, because it can be changed into a prime (20201201393) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3366866883 + ... + 3366866888.
It is an arithmetic number, because the mean of its divisors is an integer number (6733733772).
Almost surely, 220201201313 is an apocalyptic number.
It is an amenable number.
20201201313 is a deficient number, since it is larger than the sum of its proper divisors (6733733775).
20201201313 is an equidigital number, since it uses as much as digits as its factorization.
20201201313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6733733774.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 20201201313 its reverse (31310210202), we get a palindrome (51511411515).
The spelling of 20201201313 in words is "twenty billion, two hundred one million, two hundred one thousand, three hundred thirteen".
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