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231003230 = 2524379479
BaseRepresentation
bin11011100010011…
…01010001011110
3121002200011212012
431301031101132
5433114100410
634531111222
75503331543
oct1561152136
9532604765
10231003230
11109439167
1265442512
1338b20b03
1422972bca
1515430605
hexdc4d45e

231003230 has 16 divisors (see below), whose sum is σ = 416020320. Its totient is φ = 92353632.

The previous prime is 231003229. The next prime is 231003233. The reversal of 231003230 is 32300132.

231003230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231003233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19631 + ... + 29109.

It is an arithmetic number, because the mean of its divisors is an integer number (26001270).

Almost surely, 2231003230 is an apocalyptic number.

231003230 is a deficient number, since it is larger than the sum of its proper divisors (185017090).

231003230 is a wasteful number, since it uses less digits than its factorization.

231003230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11923.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 231003230 is about 15198.7904123980. The cubic root of 231003230 is about 613.5821037811.

Adding to 231003230 its reverse (32300132), we get a palindrome (263303362).

The spelling of 231003230 in words is "two hundred thirty-one million, three thousand, two hundred thirty".

Divisors: 1 2 5 10 2437 4874 9479 12185 18958 24370 47395 94790 23100323 46200646 115501615 231003230