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230431041 = 3340121283
BaseRepresentation
bin11011011110000…
…01100101000001
3121001121002222000
431233001211001
5432442243131
634510534213
75465426421
oct1557014501
9531532860
10230431041
11109088285
1265207369
1338980539
1422864481
151536ace6
hexdbc1941

230431041 has 16 divisors (see below), whose sum is σ = 342246720. Its totient is φ = 153230400.

The previous prime is 230431007. The next prime is 230431051. The reversal of 230431041 is 140134032.

230431041 is a `hidden beast` number, since 230 + 431 + 0 + 4 + 1 = 666.

It is not a de Polignac number, because 230431041 - 210 = 230430017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230431001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186 + ... + 21468.

It is an arithmetic number, because the mean of its divisors is an integer number (21390420).

Almost surely, 2230431041 is an apocalyptic number.

It is an amenable number.

230431041 is a deficient number, since it is larger than the sum of its proper divisors (111815679).

230431041 is a wasteful number, since it uses less digits than its factorization.

230431041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21693 (or 21687 counting only the distinct ones).

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

The square root of 230431041 is about 15179.9552370882. The cubic root of 230431041 is about 613.0750759414.

Adding to 230431041 its reverse (140134032), we get a palindrome (370565073).

The spelling of 230431041 in words is "two hundred thirty million, four hundred thirty-one thousand, forty-one".

Divisors: 1 3 9 27 401 1203 3609 10827 21283 63849 191547 574641 8534483 25603449 76810347 230431041