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230341161 = 3194041073
BaseRepresentation
bin11011011101010…
…11101000101001
3121001102112200010
431232223220221
5432431404121
634505002133
75464603401
oct1556535051
9531375603
10230341161
111090267a6
1265183349
133894b65b
142283d801
151534e376
hexdbaba29

230341161 has 8 divisors (see below), whose sum is σ = 323285920. Its totient is φ = 145478592.

The previous prime is 230341151. The next prime is 230341183. The reversal of 230341161 is 161143032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230341161 - 213 = 230332969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (230341141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020480 + ... + 2020593.

It is an arithmetic number, because the mean of its divisors is an integer number (40410740).

Almost surely, 2230341161 is an apocalyptic number.

It is an amenable number.

230341161 is a deficient number, since it is larger than the sum of its proper divisors (92944759).

230341161 is a wasteful number, since it uses less digits than its factorization.

230341161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041095.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 230341161 is about 15176.9944653083. The cubic root of 230341161 is about 612.9953552673.

Adding to 230341161 its reverse (161143032), we get a palindrome (391484193).

The spelling of 230341161 in words is "two hundred thirty million, three hundred forty-one thousand, one hundred sixty-one".

Divisors: 1 3 19 57 4041073 12123219 76780387 230341161