Base | Representation |
---|---|
bin | 11000100100011… |
… | …00101111010001 |
3 | 112100210211102121 |
4 | 30102030233101 |
5 | 410230103421 |
6 | 32241214241 |
7 | 5051540641 |
oct | 1422145721 |
9 | 470724377 |
10 | 206097361 |
11 | a6377aa8 |
12 | 59031381 |
13 | 33910702 |
14 | 1d52c521 |
15 | 13160d41 |
hex | c48cbd1 |
206097361 has 2 divisors, whose sum is σ = 206097362. Its totient is φ = 206097360.
The previous prime is 206097349. The next prime is 206097371. The reversal of 206097361 is 163790602.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 194435136 + 11662225 = 13944^2 + 3415^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-206097361 is a prime.
It is a super-2 number, since 2×2060973612 = 84952244422328642, which contains 22 as substring.
It is equal to p11397706 and since 206097361 and 11397706 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (206097371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103048680 + 103048681.
It is an arithmetic number, because the mean of its divisors is an integer number (103048681).
Almost surely, 2206097361 is an apocalyptic number.
It is an amenable number.
206097361 is a deficient number, since it is larger than the sum of its proper divisors (1).
206097361 is an equidigital number, since it uses as much as digits as its factorization.
206097361 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 13608, while the sum is 34.
The square root of 206097361 is about 14356.0914248970. The cubic root of 206097361 is about 590.6870871192.
The spelling of 206097361 in words is "two hundred six million, ninety-seven thousand, three hundred sixty-one".
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