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230141043 = 32112638839
BaseRepresentation
bin11011011011110…
…10110001110011
3121001001101011100
431231322301303
5432404003133
634500415443
75463111066
oct1555726163
9531041140
10230141043
111089aa410
12650a7583
13388ab542
14227ca8dd
151530ee13
hexdb7ac73

230141043 has 24 divisors (see below), whose sum is σ = 364066560. Its totient is φ = 138933360.

The previous prime is 230141039. The next prime is 230141069. The reversal of 230141043 is 340141032.

It is not a de Polignac number, because 230141043 - 22 = 230141039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230141083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21618 + ... + 30456.

It is an arithmetic number, because the mean of its divisors is an integer number (15169440).

Almost surely, 2230141043 is an apocalyptic number.

230141043 is a deficient number, since it is larger than the sum of its proper divisors (133925517).

230141043 is a wasteful number, since it uses less digits than its factorization.

230141043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9119 (or 9116 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 230141043 is about 15170.4002254390. The cubic root of 230141043 is about 612.8177825076.

Adding to 230141043 its reverse (340141032), we get a palindrome (570282075).

The spelling of 230141043 in words is "two hundred thirty million, one hundred forty-one thousand, forty-three".

Divisors: 1 3 9 11 33 99 263 789 2367 2893 8679 8839 26037 26517 79551 97229 291687 875061 2324657 6973971 20921913 25571227 76713681 230141043