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230244061 is a prime number
BaseRepresentation
bin11011011100100…
…11111011011101
3121001020121110211
431232103323131
5432420302221
634502532421
75464020325
oct1556237335
9531217424
10230244061
11108a6a853
1265137111
13389163b8
1422816285
15153306e1
hexdb93edd

230244061 has 2 divisors, whose sum is σ = 230244062. Its totient is φ = 230244060.

The previous prime is 230244029. The next prime is 230244083. The reversal of 230244061 is 160442032.

It is a happy number.

It is an a-pointer prime, because the next prime (230244083) can be obtained adding 230244061 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183060900 + 47183161 = 13530^2 + 6869^2 .

It is a cyclic number.

It is not a de Polignac number, because 230244061 - 25 = 230244029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230244461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115122030 + 115122031.

It is an arithmetic number, because the mean of its divisors is an integer number (115122031).

Almost surely, 2230244061 is an apocalyptic number.

It is an amenable number.

230244061 is a deficient number, since it is larger than the sum of its proper divisors (1).

230244061 is an equidigital number, since it uses as much as digits as its factorization.

230244061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 230244061 is about 15173.7952075280. The cubic root of 230244061 is about 612.9092073777.

Adding to 230244061 its reverse (160442032), we get a palindrome (390686093).

The spelling of 230244061 in words is "two hundred thirty million, two hundred forty-four thousand, sixty-one".