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BaseRepresentation
bin110000111000…
…111101100110
3220010010120012
4300320331212
511240104410
61134410222
7213636050
oct60707546
926103505
1012816230
117264029
124360972
13286968b
1419b88d0
1511d2605
hexc38f66

12816230 has 16 divisors (see below), whose sum is σ = 26364960. Its totient is φ = 4394112.

The previous prime is 12816211. The next prime is 12816247. The reversal of 12816230 is 3261821.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12816196 and 12816205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91475 + ... + 91614.

It is an arithmetic number, because the mean of its divisors is an integer number (1647810).

Almost surely, 212816230 is an apocalyptic number.

12816230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12816230 is an abundant number, since it is smaller than the sum of its proper divisors (13548730).

12816230 is a wasteful number, since it uses less digits than its factorization.

12816230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183103.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 12816230 is about 3579.9762569045. The cubic root of 12816230 is about 234.0202456489.

The spelling of 12816230 in words is "twelve million, eight hundred sixteen thousand, two hundred thirty".