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13323230 = 257318251
BaseRepresentation
bin110010110100…
…101111011110
3221001220000222
4302310233132
511402320410
61153321342
7221150144
oct62645736
927056028
1013323230
11757aa38
124566252
1329b638b
141aab594
151282955
hexcb4bde

13323230 has 16 divisors (see below), whose sum is σ = 24311664. Its totient is φ = 5256000.

The previous prime is 13323227. The next prime is 13323251. The reversal of 13323230 is 3232331.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13323199 and 13323208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8396 + ... + 9855.

It is an arithmetic number, because the mean of its divisors is an integer number (1519479).

Almost surely, 213323230 is an apocalyptic number.

13323230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13323230 is a deficient number, since it is larger than the sum of its proper divisors (10988434).

13323230 is a wasteful number, since it uses less digits than its factorization.

13323230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18331.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 13323230 is about 3650.0999986302. The cubic root of 13323230 is about 237.0663110336.

Adding to 13323230 its reverse (3232331), we get a palindrome (16555561).

The spelling of 13323230 in words is "thirteen million, three hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 73 146 365 730 18251 36502 91255 182510 1332323 2664646 6661615 13323230