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230330141 = 1912122639
BaseRepresentation
bin11011011101010…
…00111100011101
3121001101222112222
431232220330131
5432431031031
634504435125
75464526306
oct1556507435
9531358488
10230330141
11109019498
1265178aa5
1338946632
14228397ad
151534ae7b
hexdba8f1d

230330141 has 4 divisors (see below), whose sum is σ = 242452800. Its totient is φ = 218207484.

The previous prime is 230330137. The next prime is 230330167. The reversal of 230330141 is 141033032.

It is a happy number.

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 230330141 - 22 = 230330137 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 (230330101) 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, 6061301 + ... + 6061338.

It is an arithmetic number, because the mean of its divisors is an integer number (60613200).

Almost surely, 2230330141 is an apocalyptic number.

It is an amenable number.

230330141 is a deficient number, since it is larger than the sum of its proper divisors (12122659).

230330141 is a wasteful number, since it uses less digits than its factorization.

230330141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12122658.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 230330141 is about 15176.6314114826. The cubic root of 230330141 is about 612.9855794540.

Adding to 230330141 its reverse (141033032), we get a palindrome (371363173).

The spelling of 230330141 in words is "two hundred thirty million, three hundred thirty thousand, one hundred forty-one".

Divisors: 1 19 12122639 230330141