Base | Representation |
---|---|
bin | 101101100001010011111010… |
… | …001000011000000100101101 |
3 | 222020212001022200200211221002 |
4 | 231201103322020120010231 |
5 | 202220044040244212114 |
6 | 1545443100035050045 |
7 | 60112026445046435 |
oct | 5541237210300455 |
9 | 866761280624832 |
10 | 200201212100909 |
11 | 58876947aa5938 |
12 | 1a554404a40925 |
13 | 8792b7c74b416 |
14 | 3761b0caa52c5 |
15 | 1822a5db3e7de |
hex | b614fa21812d |
200201212100909 has 2 divisors, whose sum is σ = 200201212100910. Its totient is φ = 200201212100908.
The previous prime is 200201212100863. The next prime is 200201212101029. The reversal of 200201212100909 is 909001212102002.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 157934440436809 + 42266771664100 = 12567197^2 + 6501290^2 .
It is a cyclic number.
It is not a de Polignac number, because 200201212100909 - 220 = 200201211052333 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (200201212100509) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100100606050454 + 100100606050455.
It is an arithmetic number, because the mean of its divisors is an integer number (100100606050455).
Almost surely, 2200201212100909 is an apocalyptic number.
It is an amenable number.
200201212100909 is a deficient number, since it is larger than the sum of its proper divisors (1).
200201212100909 is an equidigital number, since it uses as much as digits as its factorization.
200201212100909 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 29.
The spelling of 200201212100909 in words is "two hundred trillion, two hundred one billion, two hundred twelve million, one hundred thousand, nine hundred nine".
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