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230325541 = 1491545809
BaseRepresentation
bin11011011101001…
…11110100100101
3121001101202020121
431232213310211
5432430404131
634504401541
75464510015
oct1556476445
9531352217
10230325541
11109015a96
12651762b1
1338944504
1422837c45
1515349911
hexdba7d25

230325541 has 4 divisors (see below), whose sum is σ = 231871500. Its totient is φ = 228779584.

The previous prime is 230325523. The next prime is 230325559. The reversal of 230325541 is 145523032.

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

It is an interprime number because it is at equal distance from previous prime (230325523) and next prime (230325559).

It can be written as a sum of positive squares in 2 ways, for example, as 77704225 + 152621316 = 8815^2 + 12354^2 .

It is a cyclic number.

It is not a de Polignac number, because 230325541 - 25 = 230325509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230325341) 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 in 3 ways as a sum of consecutive naturals, for example, 772756 + ... + 773053.

It is an arithmetic number, because the mean of its divisors is an integer number (57967875).

Almost surely, 2230325541 is an apocalyptic number.

It is an amenable number.

230325541 is a deficient number, since it is larger than the sum of its proper divisors (1545959).

230325541 is a wasteful number, since it uses less digits than its factorization.

230325541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545958.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 230325541 is about 15176.4798619443. The cubic root of 230325541 is about 612.9814987138.

Adding to 230325541 its reverse (145523032), we get a palindrome (375848573).

The spelling of 230325541 in words is "two hundred thirty million, three hundred twenty-five thousand, five hundred forty-one".

Divisors: 1 149 1545809 230325541