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230441441 = 1453158597
BaseRepresentation
bin11011011110001…
…00000111100001
3121001121122020012
431233010013201
5432443111231
634511054305
75465501636
oct1557040741
9531548205
10230441441
1110909507a
1265211395
13389851a9
142286818d
151536de2b
hexdbc41e1

230441441 has 4 divisors (see below), whose sum is σ = 230601492. Its totient is φ = 230281392.

The previous prime is 230441411. The next prime is 230441447. The reversal of 230441441 is 144144032.

It is a happy number.

230441441 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.

It can be written as a sum of positive squares in 2 ways, for example, as 103225600 + 127215841 = 10160^2 + 11279^2 .

It is a cyclic number.

It is not a de Polignac number, because 230441441 - 26 = 230441377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230441447) 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, 77846 + ... + 80751.

It is an arithmetic number, because the mean of its divisors is an integer number (57650373).

Almost surely, 2230441441 is an apocalyptic number.

It is an amenable number.

230441441 is a deficient number, since it is larger than the sum of its proper divisors (160051).

230441441 is a wasteful number, since it uses less digits than its factorization.

230441441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160050.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 230441441 is about 15180.2977902280. The cubic root of 230441441 is about 613.0842990692.

Adding to 230441441 its reverse (144144032), we get a palindrome (374585473).

The spelling of 230441441 in words is "two hundred thirty million, four hundred forty-one thousand, four hundred forty-one".

Divisors: 1 1453 158597 230441441