Search a number
-
+
230808101 is a prime number
BaseRepresentation
bin11011100000111…
…01101000100101
3121002022021012012
431300131220211
5433041324401
634523004005
75501556626
oct1560355045
9532267165
10230808101
111093155a7
1265369605
1338a83054
1422921a4d
15153e28bb
hexdc1da25

230808101 has 2 divisors, whose sum is σ = 230808102. Its totient is φ = 230808100.

The previous prime is 230808073. The next prime is 230808103. The reversal of 230808101 is 101808032.

230808101 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 can be written as a sum of positive squares in only one way, i.e., 185232100 + 45576001 = 13610^2 + 6751^2 .

It is a cyclic number.

It is not a de Polignac number, because 230808101 - 210 = 230807077 is a prime.

Together with 230808103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230808103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115404050 + 115404051.

It is an arithmetic number, because the mean of its divisors is an integer number (115404051).

Almost surely, 2230808101 is an apocalyptic number.

It is an amenable number.

230808101 is a deficient number, since it is larger than the sum of its proper divisors (1).

230808101 is an equidigital number, since it uses as much as digits as its factorization.

230808101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 230808101 is about 15192.3698283053. The cubic root of 230808101 is about 613.4092903395.

The spelling of 230808101 in words is "two hundred thirty million, eight hundred eight thousand, one hundred one".