Search a number
-
+
230323130212 = 22759743318757
BaseRepresentation
bin1101011010000001010…
…1000000111101100100
3211000111121121022012011
43112200111000331210
512233200210131322
6253450424004004
722432423206310
oct3264025007544
9730447538164
10230323130212
118975244779a
123877a900604
1318947620186
14b20d400b40
155ed062a677
hex35a0540f64

230323130212 has 48 divisors (see below), whose sum is σ = 468541825920. Its totient is φ = 97018636032.

The previous prime is 230323130189. The next prime is 230323130263. The reversal of 230323130212 is 212031323032.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12269938 + ... + 12288694.

It is an arithmetic number, because the mean of its divisors is an integer number (9761288040).

Almost surely, 2230323130212 is an apocalyptic number.

It is an amenable number.

230323130212 is an abundant number, since it is smaller than the sum of its proper divisors (238218695708).

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

230323130212 is a wasteful number, since it uses less digits than its factorization.

230323130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26260 (or 26258 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 230323130212 its reverse (212031323032), we get a palindrome (442354453244).

The spelling of 230323130212 in words is "two hundred thirty billion, three hundred twenty-three million, one hundred thirty thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 59 118 236 413 826 1652 7433 14866 18757 29732 37514 52031 75028 104062 131299 208124 262598 438547 525196 877094 1106663 1754188 2213326 3069829 4426652 6139658 7746641 12279316 15493282 30986564 139420781 278841562 557683124 975945467 1951890934 3903781868 8225826079 16451652158 32903304316 57580782553 115161565106 230323130212