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230231044 = 22831076481
BaseRepresentation
bin11011011100100…
…00110000000100
3121001012221121201
431232100300010
5432414343134
634502352244
75463634351
oct1556206004
9531187551
10230231044
11108a60a9a
126512b684
13389104b4
1422811628
151532b914
hexdb90c04

230231044 has 24 divisors (see below), whose sum is σ = 411632928. Its totient is φ = 112648320.

The previous prime is 230231021. The next prime is 230231047. The reversal of 230231044 is 440132032.

It is not an unprimeable number, because it can be changed into a prime (230231047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32284 + ... + 38764.

It is an arithmetic number, because the mean of its divisors is an integer number (17151372).

Almost surely, 2230231044 is an apocalyptic number.

It is an amenable number.

230231044 is a deficient number, since it is larger than the sum of its proper divisors (181401884).

230231044 is a wasteful number, since it uses less digits than its factorization.

230231044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6675 (or 6673 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 230231044 is about 15173.3662712003. The cubic root of 230231044 is about 612.8976567511.

Adding to 230231044 its reverse (440132032), we get a palindrome (670363076).

The spelling of 230231044 in words is "two hundred thirty million, two hundred thirty-one thousand, forty-four".

Divisors: 1 2 4 83 107 166 214 332 428 6481 8881 12962 17762 25924 35524 537923 693467 1075846 1386934 2151692 2773868 57557761 115115522 230231044