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230542343 is a prime number
BaseRepresentation
bin11011011110111…
…00110000000111
3121001210202122022
431233130300013
5433004323333
634513153355
75466402053
oct1557346007
9531722568
10230542343
11109153969
126525b85b
13389bc0b5
1422892c63
151538dc98
hexdbdcc07

230542343 has 2 divisors, whose sum is σ = 230542344. Its totient is φ = 230542342.

The previous prime is 230542337. The next prime is 230542369. The reversal of 230542343 is 343245032.

It is an a-pointer prime, because the next prime (230542369) can be obtained adding 230542343 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230542343 - 24 = 230542327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230542043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115271171 + 115271172.

It is an arithmetic number, because the mean of its divisors is an integer number (115271172).

Almost surely, 2230542343 is an apocalyptic number.

230542343 is a deficient number, since it is larger than the sum of its proper divisors (1).

230542343 is an equidigital number, since it uses as much as digits as its factorization.

230542343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 230542343 is about 15183.6208790920. The cubic root of 230542343 is about 613.1737685167.

Adding to 230542343 its reverse (343245032), we get a palindrome (573787375).

The spelling of 230542343 in words is "two hundred thirty million, five hundred forty-two thousand, three hundred forty-three".