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230002213 = 783395873
BaseRepresentation
bin11011011010110…
…00111000100101
3121000210022201111
431231120320211
5432340032323
634453425021
75461662250
oct1555307045
9530708644
10230002213
11108915081
126503b171
13388602ac
1422792097
15152d3c0d
hexdb58e25

230002213 has 8 divisors (see below), whose sum is σ = 266027328. Its totient is φ = 194769024.

The previous prime is 230002187. The next prime is 230002217. The reversal of 230002213 is 312200032.

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 not a de Polignac number, because 230002213 - 217 = 229871141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230002193 and 230002202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230002217) 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, 197356 + ... + 198517.

It is an arithmetic number, because the mean of its divisors is an integer number (33253416).

Almost surely, 2230002213 is an apocalyptic number.

It is an amenable number.

230002213 is a deficient number, since it is larger than the sum of its proper divisors (36025115).

230002213 is an equidigital number, since it uses as much as digits as its factorization.

230002213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395963.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 230002213 is about 15165.8238483770. The cubic root of 230002213 is about 612.6945325726.

Adding to 230002213 its reverse (312200032), we get a palindrome (542202245).

The spelling of 230002213 in words is "two hundred thirty million, two thousand, two hundred thirteen".

Divisors: 1 7 83 581 395873 2771111 32857459 230002213