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12316269 = 373118919
BaseRepresentation
bin101110111110…
…111001101101
3212011201202010
4232332321231
511123110034
61115551433
7206454330
oct56767155
925151663
1012316269
116a52439
12415b579
132722c44
1418c8617
1511343e9
hexbbee6d

12316269 has 16 divisors (see below), whose sum is σ = 19374080. Its totient is φ = 6810480.

The previous prime is 12316267. The next prime is 12316289. The reversal of 12316269 is 96261321.

12316269 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12316269 - 21 = 12316267 is a prime.

It is a super-2 number, since 2×123162692 = 303380964160722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12316267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8809 + ... + 10110.

It is an arithmetic number, because the mean of its divisors is an integer number (1210880).

Almost surely, 212316269 is an apocalyptic number.

It is an amenable number.

12316269 is a deficient number, since it is larger than the sum of its proper divisors (7057811).

12316269 is a wasteful number, since it uses less digits than its factorization.

12316269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18960.

The product of its digits is 3888, while the sum is 30.

The square root of 12316269 is about 3509.4542310735. The cubic root of 12316269 is about 230.9367529852.

The spelling of 12316269 in words is "twelve million, three hundred sixteen thousand, two hundred sixty-nine".

Divisors: 1 3 7 21 31 93 217 651 18919 56757 132433 397299 586489 1759467 4105423 12316269