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230111441 = 783396061
BaseRepresentation
bin11011011011100…
…11100011010001
3121000222212112222
431231303203101
5432402031231
634500030425
75462625560
oct1555634321
9530885488
10230111441
1110898a14a
1265092415
133889ac21
14227bdbd7
151530627b
hexdb738d1

230111441 has 8 divisors (see below), whose sum is σ = 266153664. Its totient is φ = 194861520.

The previous prime is 230111383. The next prime is 230111449. The reversal of 230111441 is 144111032.

It is a happy number.

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

It is not a de Polignac number, because 230111441 - 210 = 230110417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230111449) 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, 197450 + ... + 198611.

It is an arithmetic number, because the mean of its divisors is an integer number (33269208).

Almost surely, 2230111441 is an apocalyptic number.

It is an amenable number.

230111441 is a deficient number, since it is larger than the sum of its proper divisors (36042223).

230111441 is an equidigital number, since it uses as much as digits as its factorization.

230111441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396151.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 230111441 is about 15169.4245441282. The cubic root of 230111441 is about 612.7915067224.

Adding to 230111441 its reverse (144111032), we get a palindrome (374222473).

The spelling of 230111441 in words is "two hundred thirty million, one hundred eleven thousand, four hundred forty-one".

Divisors: 1 7 83 581 396061 2772427 32873063 230111441