Search a number
-
+
230992301 is a prime number
BaseRepresentation
bin11011100010010…
…10100110101101
3121002122121212102
431301022212231
5433113223201
634530544445
75503254641
oct1561124655
9532577772
10230992301
11109430a31
1265438125
1338b18b47
142296cc21
151542c26b
hexdc4a9ad

230992301 has 2 divisors, whose sum is σ = 230992302. Its totient is φ = 230992300.

The previous prime is 230992297. The next prime is 230992303. The reversal of 230992301 is 103299032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210975625 + 20016676 = 14525^2 + 4474^2 .

It is a cyclic number.

It is not a de Polignac number, because 230992301 - 22 = 230992297 is a prime.

Together with 230992303, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p12694205 and since 230992301 and 12694205 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230992303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115496150 + 115496151.

It is an arithmetic number, because the mean of its divisors is an integer number (115496151).

Almost surely, 2230992301 is an apocalyptic number.

It is an amenable number.

230992301 is a deficient number, since it is larger than the sum of its proper divisors (1).

230992301 is an equidigital number, since it uses as much as digits as its factorization.

230992301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 230992301 is about 15198.4308729553. The cubic root of 230992301 is about 613.5724272287.

The spelling of 230992301 in words is "two hundred thirty million, nine hundred ninety-two thousand, three hundred one".