Search a number
-
+
230504353 is a prime number
BaseRepresentation
bin11011011110100…
…11011110100001
3121001201211112021
431233103132201
5433002114403
634512301441
75466153232
oct1557233641
9531654467
10230504353
11109128372
1265241881
13389a7a11
1422883089
15153828bd
hexdbd37a1

230504353 has 2 divisors, whose sum is σ = 230504354. Its totient is φ = 230504352.

The previous prime is 230504347. The next prime is 230504357. The reversal of 230504353 is 353405032.

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., 192460129 + 38044224 = 13873^2 + 6168^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230504353 is a prime.

It is not a weakly prime, because it can be changed into another prime (230504357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115252176 + 115252177.

It is an arithmetic number, because the mean of its divisors is an integer number (115252177).

Almost surely, 2230504353 is an apocalyptic number.

It is an amenable number.

230504353 is a deficient number, since it is larger than the sum of its proper divisors (1).

230504353 is an equidigital number, since it uses as much as digits as its factorization.

230504353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 230504353 is about 15182.3698084324. The cubic root of 230504353 is about 613.1400859824.

Adding to 230504353 its reverse (353405032), we get a palindrome (583909385).

The spelling of 230504353 in words is "two hundred thirty million, five hundred four thousand, three hundred fifty-three".