Base | Representation |
---|---|
bin | 11000011111010… |
… | …00010100110111 |
3 | 112022112121122121 |
4 | 30033220110313 |
5 | 410042031202 |
6 | 32214540411 |
7 | 5043034402 |
oct | 1417502467 |
9 | 468477577 |
10 | 205423927 |
11 | a5a58045 |
12 | 58967707 |
13 | 33736027 |
14 | 1d3d4d39 |
15 | 1307b537 |
hex | c3e8537 |
205423927 has 2 divisors, whose sum is σ = 205423928. Its totient is φ = 205423926.
The previous prime is 205423913. The next prime is 205423951. The reversal of 205423927 is 729324502.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 205423927 - 227 = 71206199 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 205423892 and 205423901.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (205423987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102711963 + 102711964.
It is an arithmetic number, because the mean of its divisors is an integer number (102711964).
Almost surely, 2205423927 is an apocalyptic number.
205423927 is a deficient number, since it is larger than the sum of its proper divisors (1).
205423927 is an equidigital number, since it uses as much as digits as its factorization.
205423927 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 30240, while the sum is 34.
The square root of 205423927 is about 14332.6175906566. The cubic root of 205423927 is about 590.0430180259.
The spelling of 205423927 in words is "two hundred five million, four hundred twenty-three thousand, nine hundred twenty-seven".
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