Base | Representation |
---|---|
bin | 100001111011001101100… |
… | …011110110010011110101 |
3 | 22020212112202202121001212 |
4 | 201323031203312103311 |
5 | 301144021134014310 |
6 | 4542554415531205 |
7 | 330301210355630 |
oct | 41731543662365 |
9 | 8225482677055 |
10 | 2331321001205 |
11 | 819786a22949 |
12 | 3179aa829b05 |
13 | 13bac5337091 |
14 | 80b9d666c17 |
15 | 4099a253205 |
hex | 21ecd8f64f5 |
2331321001205 has 16 divisors (see below), whose sum is σ = 3201638119680. Its totient is φ = 1596421170432.
The previous prime is 2331321001201. The next prime is 2331321001241. The reversal of 2331321001205 is 5021001231332.
It is a cyclic number.
It is not a de Polignac number, because 2331321001205 - 22 = 2331321001201 is a prime.
It is a super-2 number, since 2×23313210012052 (a number of 26 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2331321001201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45785540 + ... + 45836429.
It is an arithmetic number, because the mean of its divisors is an integer number (200102382480).
Almost surely, 22331321001205 is an apocalyptic number.
It is an amenable number.
2331321001205 is a deficient number, since it is larger than the sum of its proper divisors (870317118475).
2331321001205 is an equidigital number, since it uses as much as digits as its factorization.
2331321001205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91622708.
The product of its (nonzero) digits is 1080, while the sum is 23.
Adding to 2331321001205 its reverse (5021001231332), we get a palindrome (7352322232537).
The spelling of 2331321001205 in words is "two trillion, three hundred thirty-one billion, three hundred twenty-one million, one thousand, two hundred five".
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