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13169360 = 245164617
BaseRepresentation
bin110010001111…
…001011010000
3220210001222002
4302033023100
511332404420
61150133132
7216636431
oct62171320
926701862
1013169360
117485376
1244b11a8
132961329
141a6b488
151252075
hexc8f2d0

13169360 has 20 divisors (see below), whose sum is σ = 30618948. Its totient is φ = 5267712.

The previous prime is 13169341. The next prime is 13169383. The reversal of 13169360 is 6396131.

It can be written as a sum of positive squares in 2 ways, for example, as 6492304 + 6677056 = 2548^2 + 2584^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82229 + ... + 82388.

Almost surely, 213169360 is an apocalyptic number.

13169360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13169360 is an abundant number, since it is smaller than the sum of its proper divisors (17449588).

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

13169360 is a wasteful number, since it uses less digits than its factorization.

13169360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164630 (or 164624 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 13169360 is about 3628.9612838938. The cubic root of 13169360 is about 236.1501486344.

The spelling of 13169360 in words is "thirteen million, one hundred sixty-nine thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 164617 329234 658468 823085 1316936 1646170 2633872 3292340 6584680 13169360