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231230010 = 23511897873
BaseRepresentation
bin11011100100001…
…00101000111010
3121010002200221110
431302010220322
5433143330020
634540021150
75505264654
oct1562045072
9533080843
10231230010
11109583590
12655317b6
1338ba00bb
14229d16d4
15154778e0
hexdc84a3a

231230010 has 64 divisors (see below), whose sum is σ = 612282240. Its totient is φ = 55418880.

The previous prime is 231230009. The next prime is 231230117. The reversal of 231230010 is 10032132.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25434 + ... + 33306.

It is an arithmetic number, because the mean of its divisors is an integer number (9566910).

Almost surely, 2231230010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231230010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306141120).

231230010 is an abundant number, since it is smaller than the sum of its proper divisors (381052230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231230010 is a wasteful number, since it uses less digits than its factorization.

231230010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7983.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 231230010 is about 15206.2490443896. The cubic root of 231230010 is about 613.7828262841.

Adding to 231230010 its reverse (10032132), we get a palindrome (241262142).

The spelling of 231230010 in words is "two hundred thirty-one million, two hundred thirty thousand, ten".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 89 110 165 178 267 330 445 534 890 979 1335 1958 2670 2937 4895 5874 7873 9790 14685 15746 23619 29370 39365 47238 78730 86603 118095 173206 236190 259809 433015 519618 700697 866030 1299045 1401394 2102091 2598090 3503485 4204182 7006970 7707667 10510455 15415334 21020910 23123001 38538335 46246002 77076670 115615005 231230010