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230541052 = 22723357983
BaseRepresentation
bin11011011110111…
…00011011111100
3121001210200212111
431233130123330
5433004303202
634513143404
75466365230
oct1557343374
9531720774
10230541052
111091529a5
126525ab64
13389bb631
14228925c0
151538d6d7
hexdbdc6fc

230541052 has 24 divisors (see below), whose sum is σ = 481130496. Its totient is φ = 94507248.

The previous prime is 230541007. The next prime is 230541053. The reversal of 230541052 is 250145032.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230541053) by changing a digit.

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, 178348 + ... + 179635.

It is an arithmetic number, because the mean of its divisors is an integer number (20047104).

Almost surely, 2230541052 is an apocalyptic number.

It is an amenable number.

230541052 is an abundant number, since it is smaller than the sum of its proper divisors (250589444).

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

230541052 is a wasteful number, since it uses less digits than its factorization.

230541052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358017 (or 358015 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 230541052 is about 15183.5783661165. The cubic root of 230541052 is about 613.1726239564.

Adding to 230541052 its reverse (250145032), we get a palindrome (480686084).

The spelling of 230541052 in words is "two hundred thirty million, five hundred forty-one thousand, fifty-two".

Divisors: 1 2 4 7 14 23 28 46 92 161 322 644 357983 715966 1431932 2505881 5011762 8233609 10023524 16467218 32934436 57635263 115270526 230541052