Search a number
-
+
230417340 = 22353840289
BaseRepresentation
bin11011011101111…
…10001110111100
3121001120102011120
431232332032330
5432441323330
634510350540
75465341446
oct1556761674
9531512146
10230417340
11109078a5a
12651bb450
133897722a
142285d496
1515366c10
hexdbbe3bc

230417340 has 24 divisors (see below), whose sum is σ = 645168720. Its totient is φ = 61444608.

The previous prime is 230417339. The next prime is 230417353. The reversal of 230417340 is 43714032.

It is a self number, because there is not a number n which added to its sum of digits gives 230417340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1920085 + ... + 1920204.

It is an arithmetic number, because the mean of its divisors is an integer number (26882030).

Almost surely, 2230417340 is an apocalyptic number.

230417340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230417340 is an abundant number, since it is smaller than the sum of its proper divisors (414751380).

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

230417340 is a wasteful number, since it uses less digits than its factorization.

230417340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3840301 (or 3840299 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 230417340 is about 15179.5039444641. The cubic root of 230417340 is about 613.0629249336.

It can be divided in two parts, 23041 and 7340, that added together give a triangular number (30381 = T246).

The spelling of 230417340 in words is "two hundred thirty million, four hundred seventeen thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 3840289 7680578 11520867 15361156 19201445 23041734 38402890 46083468 57604335 76805780 115208670 230417340