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13068306 = 2322772621
BaseRepresentation
bin110001110110…
…100000010010
3220120221100100
4301312200102
511321141211
61144033230
7216036006
oct61664022
926527310
1013068306
117416459
124462816
132927334
141a42706
151232156
hexc76812

13068306 has 24 divisors (see below), whose sum is σ = 28427724. Its totient is φ = 4338720.

The previous prime is 13068277. The next prime is 13068313. The reversal of 13068306 is 60386031.

It can be written as a sum of positive squares in 2 ways, for example, as 13068225 + 81 = 3615^2 + 9^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13068306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3676 + ... + 6296.

Almost surely, 213068306 is an apocalyptic number.

13068306 is an abundant number, since it is smaller than the sum of its proper divisors (15359418).

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

13068306 is a wasteful number, since it uses less digits than its factorization.

13068306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906 (or 2903 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 13068306 is about 3615.0112033021. The cubic root of 13068306 is about 235.5445707897.

The spelling of 13068306 in words is "thirteen million, sixty-eight thousand, three hundred six".

Divisors: 1 2 3 6 9 18 277 554 831 1662 2493 2621 4986 5242 7863 15726 23589 47178 726017 1452034 2178051 4356102 6534153 13068306