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13297360 = 245359463
BaseRepresentation
bin110010101110…
…011011010000
3221000120112211
4302232123100
511401003420
61153001504
7221011546
oct62563320
927016484
1013297360
11756255a
124553294
1329a767b
141aa1d96
151279e5a
hexcae6d0

13297360 has 40 divisors (see below), whose sum is σ = 31069440. Its totient is φ = 5292672.

The previous prime is 13297331. The next prime is 13297367. The reversal of 13297360 is 6379231.

13297360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13297367) 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, 28489 + ... + 28951.

It is an arithmetic number, because the mean of its divisors is an integer number (776736).

Almost surely, 213297360 is an apocalyptic number.

13297360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13297360 is an abundant number, since it is smaller than the sum of its proper divisors (17772080).

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

13297360 is a wasteful number, since it uses less digits than its factorization.

13297360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835 (or 829 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 13297360 is about 3646.5545381908. The cubic root of 13297360 is about 236.9127727094.

The spelling of 13297360 in words is "thirteen million, two hundred ninety-seven thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 359 463 718 926 1436 1795 1852 2315 2872 3590 3704 4630 5744 7180 7408 9260 14360 18520 28720 37040 166217 332434 664868 831085 1329736 1662170 2659472 3324340 6648680 13297360