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230100811 = 1929341333
BaseRepresentation
bin11011011011100…
…00111101001011
3121000222022222021
431231300331023
5432401211221
634455505311
75462552563
oct1555607513
9530868867
10230100811
11108982166
1265088237
1338896135
14227b9da3
1515303041
hexdb70f4b

230100811 has 8 divisors (see below), whose sum is σ = 243043920. Its totient is φ = 217240992.

The previous prime is 230100769. The next prime is 230100821. The reversal of 230100811 is 118001032.

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

It is a cyclic number.

It is not a de Polignac number, because 230100811 - 213 = 230092619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230100821) 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 7 ways as a sum of consecutive naturals, for example, 15100 + ... + 26233.

It is an arithmetic number, because the mean of its divisors is an integer number (30380490).

Almost surely, 2230100811 is an apocalyptic number.

230100811 is a deficient number, since it is larger than the sum of its proper divisors (12943109).

230100811 is a wasteful number, since it uses less digits than its factorization.

230100811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41645.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 230100811 is about 15169.0741642330. The cubic root of 230100811 is about 612.7820706075.

Adding to 230100811 its reverse (118001032), we get a palindrome (348101843).

The spelling of 230100811 in words is "two hundred thirty million, one hundred thousand, eight hundred eleven".

Divisors: 1 19 293 5567 41333 785327 12110569 230100811