Search a number
-
+
206123 is a prime number
BaseRepresentation
bin110010010100101011
3101110202012
4302110223
523043443
64230135
71515641
oct622453
9343665
10206123
11130955
129b34b
1372a88
1455191
1541118
hex3252b

206123 has 2 divisors, whose sum is σ = 206124. Its totient is φ = 206122.

The previous prime is 206083. The next prime is 206153. The reversal of 206123 is 321602.

206123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206123 - 216 = 140587 is a prime.

It is a super-2 number, since 2×2061232 = 84973382258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 206098 and 206107.

It is not a weakly prime, because it can be changed into another prime (206153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103061 + 103062.

It is an arithmetic number, because the mean of its divisors is an integer number (103062).

2206123 is an apocalyptic number.

206123 is a deficient number, since it is larger than the sum of its proper divisors (1).

206123 is an equidigital number, since it uses as much as digits as its factorization.

206123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 206123 is about 454.0077091856. The cubic root of 206123 is about 59.0711580395.

Adding to 206123 its reverse (321602), we get a palindrome (527725).

The spelling of 206123 in words is "two hundred six thousand, one hundred twenty-three".