Search a number
-
+
230223303 = 37105269
BaseRepresentation
bin11011011100011…
…10110111000111
3121001012120000000
431232032313013
5432414121203
634502252343
75463602652
oct1556166707
9531176000
10230223303
11108a561a2
12651270b3
1338909b0b
142280c899
15153294a3
hexdb8edc7

230223303 has 16 divisors (see below), whose sum is σ = 345285600. Its totient is φ = 153480744.

The previous prime is 230223289. The next prime is 230223311. The reversal of 230223303 is 303322032.

It is not a de Polignac number, because 230223303 - 25 = 230223271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230223313) 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, 50448 + ... + 54821.

It is an arithmetic number, because the mean of its divisors is an integer number (21580350).

Almost surely, 2230223303 is an apocalyptic number.

230223303 is a deficient number, since it is larger than the sum of its proper divisors (115062297).

230223303 is an frugal number, since it uses more digits than its factorization.

230223303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105290 (or 105272 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 230223303 is about 15173.1111839332. Note that the first 4 decimals coincide. The cubic root of 230223303 is about 612.8907875733.

Adding to 230223303 its reverse (303322032), we get a palindrome (533545335).

The spelling of 230223303 in words is "two hundred thirty million, two hundred twenty-three thousand, three hundred three".

Divisors: 1 3 9 27 81 243 729 2187 105269 315807 947421 2842263 8526789 25580367 76741101 230223303