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230000213 = 6717319843
BaseRepresentation
bin11011011010110…
…00011001010101
3121000210012222102
431231120121111
5432340001323
634453411445
75461653362
oct1555303125
9530705872
10230000213
11108913623
1265039b85
133885c401
1422791469
15152d3328
hexdb58655

230000213 has 8 divisors (see below), whose sum is σ = 234794208. Its totient is φ = 225246384.

The previous prime is 230000209. The next prime is 230000219. The reversal of 230000213 is 312000032.

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 230000213 - 22 = 230000209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230000194 and 230000203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230000219) 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, 1670 + ... + 21512.

It is an arithmetic number, because the mean of its divisors is an integer number (29349276).

Almost surely, 2230000213 is an apocalyptic number.

It is an amenable number.

230000213 is a deficient number, since it is larger than the sum of its proper divisors (4793995).

230000213 is a wasteful number, since it uses less digits than its factorization.

230000213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20083.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 230000213 is about 15165.7579105035. The cubic root of 230000213 is about 612.6927566583.

Adding to 230000213 its reverse (312000032), we get a palindrome (542000245).

The spelling of 230000213 in words is "two hundred thirty million, two hundred thirteen", and thus it is an aban number.

Divisors: 1 67 173 11591 19843 1329481 3432839 230000213