Base | Representation |
---|---|
bin | 101111111110100111011111… |
… | …101100010110010110000101 |
3 | 1000200010110210102101012002002 |
4 | 233332213133230112112011 |
5 | 210124201420003331323 |
6 | 2024441112502155045 |
7 | 62306025163424036 |
oct | 5776473754262605 |
9 | 1020113712335062 |
10 | 211011201230213 |
11 | 6126439105330a |
12 | 1b7bb474422a85 |
13 | 909836a2057b7 |
14 | 3a16dd4a8ca8d |
15 | 195dd43cd6828 |
hex | bfe9dfb16585 |
211011201230213 has 4 divisors (see below), whose sum is σ = 222117053926560. Its totient is φ = 199905348533868.
The previous prime is 211011201230177. The next prime is 211011201230317. The reversal of 211011201230213 is 312032102110112.
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 211011201230213 - 28 = 211011201229957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211011201230813) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5552926348145 + ... + 5552926348182.
It is an arithmetic number, because the mean of its divisors is an integer number (55529263481640).
Almost surely, 2211011201230213 is an apocalyptic number.
It is an amenable number.
211011201230213 is a deficient number, since it is larger than the sum of its proper divisors (11105852696347).
211011201230213 is a wasteful number, since it uses less digits than its factorization.
211011201230213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11105852696346.
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 211011201230213 its reverse (312032102110112), we get a palindrome (523043303340325).
The spelling of 211011201230213 in words is "two hundred eleven trillion, eleven billion, two hundred one million, two hundred thirty thousand, two hundred thirteen".
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