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12803214 = 237927011
BaseRepresentation
bin110000110101…
…110010001110
3220002110201010
4300311302032
511234200324
61134230050
7213553104
oct60656216
926073633
1012803214
117255276
124355326
132863788
1419b3c74
1511cd829
hexc35c8e

12803214 has 16 divisors (see below), whose sum is σ = 25931520. Its totient is φ = 4213560.

The previous prime is 12803213. The next prime is 12803237. The reversal of 12803214 is 41230821.

12803214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12803213) 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, 13032 + ... + 13979.

It is an arithmetic number, because the mean of its divisors is an integer number (1620720).

Almost surely, 212803214 is an apocalyptic number.

12803214 is an abundant number, since it is smaller than the sum of its proper divisors (13128306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12803214 is a wasteful number, since it uses less digits than its factorization.

12803214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27095.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 12803214 is about 3578.1579059622. The cubic root of 12803214 is about 233.9409961540.

The spelling of 12803214 in words is "twelve million, eight hundred three thousand, two hundred fourteen".

Divisors: 1 2 3 6 79 158 237 474 27011 54022 81033 162066 2133869 4267738 6401607 12803214