Search a number
-
+
230300205706212 = 223131493329698237
BaseRepresentation
bin110100010111010011110001…
…111100111110101111100100
31010012102111002022022210200020
4310113103301330332233210
5220141214310130044322
62133450242014515140
766336432534301065
oct6427236174765744
91105374068283606
10230300205706212
1167420850230834
12219b5880b05ab0
139b672a7031385
1440c283757c56c
151b9598460c05c
hexd174f1f3ebe4

230300205706212 has 48 divisors (see below), whose sum is σ = 541578968855232. Its totient is φ = 76165283975040.

The previous prime is 230300205706189. The next prime is 230300205706213. The reversal of 230300205706212 is 212607502003032.

It is not an unprimeable number, because it can be changed into a prime (230300205706213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7094443 + ... + 22603794.

It is an arithmetic number, because the mean of its divisors is an integer number (11282895184484).

Almost surely, 2230300205706212 is an apocalyptic number.

It is an amenable number.

230300205706212 is an abundant number, since it is smaller than the sum of its proper divisors (311278763149020).

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

230300205706212 is a wasteful number, since it uses less digits than its factorization.

230300205706212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29703308 (or 29703306 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

Adding to 230300205706212 its reverse (212607502003032), we get a palindrome (442907707709244).

The spelling of 230300205706212 in words is "two hundred thirty trillion, three hundred billion, two hundred five million, seven hundred six thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 131 262 393 524 786 1572 4933 9866 14799 19732 29598 59196 646223 1292446 1938669 2584892 3877338 7754676 29698237 59396474 89094711 118792948 178189422 356378844 3890469047 7780938094 11671407141 15561876188 23342814282 46685628564 146501403121 293002806242 439504209363 586005612484 879008418726 1758016837452 19191683808851 38383367617702 57575051426553 76766735235404 115150102853106 230300205706212