Base | Representation |
---|---|
bin | 101110001010001100101111… |
… | …010101011100100100001001 |
3 | 222121210122220120102112020102 |
4 | 232022030233111130210021 |
5 | 203102113023403044314 |
6 | 1555433545542535145 |
7 | 60522030106330136 |
oct | 5612145725344411 |
9 | 877718816375212 |
10 | 203011013331209 |
11 | 5975a53a5a2846 |
12 | 1a928a897374b5 |
13 | 8937b197032c5 |
14 | 381badd49b58d |
15 | 1870bb06075de |
hex | b8a32f55c909 |
203011013331209 has 2 divisors, whose sum is σ = 203011013331210. Its totient is φ = 203011013331208.
The previous prime is 203011013331179. The next prime is 203011013331223. The reversal of 203011013331209 is 902133310110302.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 183728129983225 + 19282883347984 = 13554635^2 + 4391228^2 .
It is a cyclic number.
It is not a de Polignac number, because 203011013331209 - 216 = 203011013265673 is a prime.
It is not a weakly prime, because it can be changed into another prime (203011013331229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101505506665604 + 101505506665605.
It is an arithmetic number, because the mean of its divisors is an integer number (101505506665605).
Almost surely, 2203011013331209 is an apocalyptic number.
It is an amenable number.
203011013331209 is a deficient number, since it is larger than the sum of its proper divisors (1).
203011013331209 is an equidigital number, since it uses as much as digits as its factorization.
203011013331209 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2916, while the sum is 29.
The spelling of 203011013331209 in words is "two hundred three trillion, eleven billion, thirteen million, three hundred thirty-one thousand, two hundred nine".
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