Search a number
-
+
230540350 = 25261131577
BaseRepresentation
bin11011011110111…
…00010000111110
3121001210122220111
431233130100332
5433004242400
634513140234
75466363205
oct1557342076
9531718814
10230540350
11109152417
126525a67a
13389bb211
142289223c
151538d3ba
hexdbdc43e

230540350 has 48 divisors (see below), whose sum is σ = 439922736. Its totient is φ = 89856000.

The previous prime is 230540333. The next prime is 230540369. The reversal of 230540350 is 53045032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 399262 + ... + 399838.

It is an arithmetic number, because the mean of its divisors is an integer number (9165057).

Almost surely, 2230540350 is an apocalyptic number.

230540350 is a deficient number, since it is larger than the sum of its proper divisors (209382386).

230540350 is a wasteful number, since it uses less digits than its factorization.

230540350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781 (or 776 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 230540350 is about 15183.5552490186. Note that the first 3 decimals coincide. The cubic root of 230540350 is about 613.1720015834.

Adding to 230540350 its reverse (53045032), we get a palindrome (283585382).

The spelling of 230540350 in words is "two hundred thirty million, five hundred forty thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 61 122 131 262 305 577 610 655 1154 1310 1525 2885 3050 3275 5770 6550 7991 14425 15982 28850 35197 39955 70394 75587 79910 151174 175985 199775 351970 377935 399550 755870 879925 1759850 1889675 3779350 4610807 9221614 23054035 46108070 115270175 230540350