Search a number
-
+
230523441 = 376841147
BaseRepresentation
bin11011011110110…
…00001000110001
3121001202210201020
431233120020301
5433003222231
634512530053
75466263001
oct1557301061
9531683636
10230523441
11109140745
1265250929
13389b3605
142288a001
1515388396
hexdbd8231

230523441 has 4 divisors (see below), whose sum is σ = 307364592. Its totient is φ = 153682292.

The previous prime is 230523421. The next prime is 230523479. The reversal of 230523441 is 144325032.

230523441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230523441 - 213 = 230515249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230523401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38420571 + ... + 38420576.

It is an arithmetic number, because the mean of its divisors is an integer number (76841148).

Almost surely, 2230523441 is an apocalyptic number.

It is an amenable number.

230523441 is a deficient number, since it is larger than the sum of its proper divisors (76841151).

230523441 is an equidigital number, since it uses as much as digits as its factorization.

230523441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76841150.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 230523441 is about 15182.9984192846. The cubic root of 230523441 is about 613.1570101674.

Adding to 230523441 its reverse (144325032), we get a palindrome (374848473).

The spelling of 230523441 in words is "two hundred thirty million, five hundred twenty-three thousand, four hundred forty-one".

Divisors: 1 3 76841147 230523441