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230542184 = 23131219983
BaseRepresentation
bin11011011110111…
…00101101101000
3121001210202102102
431233130231220
5433004322214
634513152532
75466401435
oct1557345550
9531722372
10230542184
11109153834
126525b748
13389bbcc2
1422892b8c
151538dbde
hexdbdcb68

230542184 has 16 divisors (see below), whose sum is σ = 435568320. Its totient is φ = 114390640.

The previous prime is 230542171. The next prime is 230542189. The reversal of 230542184 is 481245032.

It is a happy number.

230542184 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (230542189) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 108944 + ... + 111039.

It is an arithmetic number, because the mean of its divisors is an integer number (27223020).

Almost surely, 2230542184 is an apocalyptic number.

It is an amenable number.

230542184 is a deficient number, since it is larger than the sum of its proper divisors (205026136).

230542184 is a wasteful number, since it uses less digits than its factorization.

230542184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220120 (or 220116 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 230542184 is about 15183.6156431859. The cubic root of 230542184 is about 613.1736275525.

The spelling of 230542184 in words is "two hundred thirty million, five hundred forty-two thousand, one hundred eighty-four".

Divisors: 1 2 4 8 131 262 524 1048 219983 439966 879932 1759864 28817773 57635546 115271092 230542184