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230104213 = 2310399629
BaseRepresentation
bin11011011011100…
…01110010010101
3121000222111122021
431231301302111
5432401313323
634455533141
75462565523
oct1555616225
9530874567
10230104213
11108984779
126508a1b1
1338897851
14227bb313
151530405d
hexdb71c95

230104213 has 8 divisors (see below), whose sum is σ = 240364800. Its totient is φ = 219865008.

The previous prime is 230104207. The next prime is 230104243. The reversal of 230104213 is 312401032.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230104213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230104243) 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, 19083 + ... + 28711.

It is an arithmetic number, because the mean of its divisors is an integer number (30045600).

Almost surely, 2230104213 is an apocalyptic number.

230104213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

230104213 is a deficient number, since it is larger than the sum of its proper divisors (10260587).

230104213 is a wasteful number, since it uses less digits than its factorization.

230104213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10691.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 230104213 is about 15169.1862998646. The cubic root of 230104213 is about 612.7850905510.

Adding to 230104213 its reverse (312401032), we get a palindrome (542505245).

The spelling of 230104213 in words is "two hundred thirty million, one hundred four thousand, two hundred thirteen".

Divisors: 1 23 1039 9629 23897 221467 10004531 230104213