Search a number
-
+
230443413220302 = 23947179357226123
BaseRepresentation
bin110100011001011001001001…
…110010010010101111001110
31010012221011201200112021120120
4310121121021302102233032
5220201041102241022202
62134040124220525410
766352662414134322
oct6431311162225716
91105834650467516
10230443413220302
116747655912a767
1221a195889b0866
139b7794a2930a9
1440c9740b8d982
151b99566c130bc
hexd19649c92bce

230443413220302 has 32 divisors (see below), whose sum is σ = 461378120107392. Its totient is φ = 76732590421344.

The previous prime is 230443413220291. The next prime is 230443413220309. The reversal of 230443413220302 is 203022314344032.

230443413220302 is digitally balanced in base 2, 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 (230443413220309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1018993413 + ... + 1019219535.

It is an arithmetic number, because the mean of its divisors is an integer number (14418066253356).

Almost surely, 2230443413220302 is an apocalyptic number.

230443413220302 is an abundant number, since it is smaller than the sum of its proper divisors (230934706887090).

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

230443413220302 is a wasteful number, since it uses less digits than its factorization.

230443413220302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406432.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 230443413220302 its reverse (203022314344032), we get a palindrome (433465727564334).

The spelling of 230443413220302 in words is "two hundred thirty trillion, four hundred forty-three billion, four hundred thirteen million, two hundred twenty thousand, three hundred two".

Divisors: 1 2 3 6 947 1894 2841 5682 179357 226123 358714 452246 538071 678369 1076142 1356738 169851079 214138481 339702158 428276962 509553237 642415443 1019106474 1284830886 40556742911 81113485822 121670228733 243340457466 38407235536717 76814471073434 115221706610151 230443413220302