Base | Representation |
---|---|
bin | 110100100100110101111001… |
… | …111100000011010110000111 |
3 | 1010022201101120012211222022202 |
4 | 310210311321330003112013 |
5 | 220301433422211201411 |
6 | 2135441404254145115 |
7 | 66463554626231363 |
oct | 6444657174032607 |
9 | 1108641505758282 |
10 | 231230200100231 |
11 | 6774a1a4885812 |
12 | 21b25b661b219b |
13 | 9c03bb696ba07 |
14 | 411585c3502a3 |
15 | 1baec6500683b |
hex | d24d79f03587 |
231230200100231 has 4 divisors (see below), whose sum is σ = 231235130323464. Its totient is φ = 231225269877000.
The previous prime is 231230200100093. The next prime is 231230200100281. The reversal of 231230200100231 is 132001002032132.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 231230200100231 - 218 = 231230199838087 is a prime.
It is a super-2 number, since 2×2312302001002312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231230200100281) 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, 2465041265 + ... + 2465135066.
It is an arithmetic number, because the mean of its divisors is an integer number (57808782580866).
Almost surely, 2231230200100231 is an apocalyptic number.
231230200100231 is a deficient number, since it is larger than the sum of its proper divisors (4930223233).
231230200100231 is an equidigital number, since it uses as much as digits as its factorization.
231230200100231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4930223232.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 231230200100231 its reverse (132001002032132), we get a palindrome (363231202132363).
The spelling of 231230200100231 in words is "two hundred thirty-one trillion, two hundred thirty billion, two hundred million, one hundred thousand, two hundred thirty-one".
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