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230031341 is a prime number
BaseRepresentation
bin11011011010111…
…11111111101101
3121000211210200022
431231133333231
5432342000331
634454211525
75462143211
oct1555377755
9530753608
10230031341
11108934a51
1265053ba5
1338870627
142279c941
15152dc67b
hexdb5ffed

230031341 has 2 divisors, whose sum is σ = 230031342. Its totient is φ = 230031340.

The previous prime is 230031313. The next prime is 230031343. The reversal of 230031341 is 143130032.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164583241 + 65448100 = 12829^2 + 8090^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230031341 is a prime.

It is a Sophie Germain prime.

Together with 230031343, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230031343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115015670 + 115015671.

It is an arithmetic number, because the mean of its divisors is an integer number (115015671).

Almost surely, 2230031341 is an apocalyptic number.

It is an amenable number.

230031341 is a deficient number, since it is larger than the sum of its proper divisors (1).

230031341 is an equidigital number, since it uses as much as digits as its factorization.

230031341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 230031341 is about 15166.7841350762. The cubic root of 230031341 is about 612.7203958208.

Adding to 230031341 its reverse (143130032), we get a palindrome (373161373).

The spelling of 230031341 in words is "two hundred thirty million, thirty-one thousand, three hundred forty-one".