Search a number
-
+
230125523 = 534341991
BaseRepresentation
bin11011011011101…
…10111111010011
3121001000120212112
431231312333103
5432403004043
634500215535
75463014615
oct1555667723
9531016775
10230125523
11108999791
126509a5ab
13388a4464
14227c4db5
151530a518
hexdb76fd3

230125523 has 4 divisors (see below), whose sum is σ = 234467568. Its totient is φ = 225783480.

The previous prime is 230125513. The next prime is 230125529. The reversal of 230125523 is 325521032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230125523 - 24 = 230125507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230125529) 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, 2170943 + ... + 2171048.

It is an arithmetic number, because the mean of its divisors is an integer number (58616892).

Almost surely, 2230125523 is an apocalyptic number.

230125523 is a deficient number, since it is larger than the sum of its proper divisors (4342045).

230125523 is an equidigital number, since it uses as much as digits as its factorization.

230125523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4342044.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 230125523 is about 15169.8886943840. Note that the first 3 decimals coincide. The cubic root of 230125523 is about 612.8040066861.

Adding to 230125523 its reverse (325521032), we get a palindrome (555646555).

The spelling of 230125523 in words is "two hundred thirty million, one hundred twenty-five thousand, five hundred twenty-three".

Divisors: 1 53 4341991 230125523