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13053697 = 31431977
BaseRepresentation
bin110001110010…
…111100000001
3220120012022021
4301302330001
511320204242
61143441441
7215645266
oct61627401
926505267
1013053697
117406488
124456281
1329207a7
141a3b26d
15122cb67
hexc72f01

13053697 has 8 divisors (see below), whose sum is σ = 13519872. Its totient is φ = 12590400.

The previous prime is 13053653. The next prime is 13053707. The reversal of 13053697 is 79635031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13053697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13053617) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12873 + ... + 13849.

It is an arithmetic number, because the mean of its divisors is an integer number (1689984).

Almost surely, 213053697 is an apocalyptic number.

It is an amenable number.

13053697 is a deficient number, since it is larger than the sum of its proper divisors (466175).

13053697 is an equidigital number, since it uses as much as digits as its factorization.

13053697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 13053697 is about 3612.9900359674. The cubic root of 13053697 is about 235.4567666605.

The spelling of 13053697 in words is "thirteen million, fifty-three thousand, six hundred ninety-seven".

Divisors: 1 31 431 977 13361 30287 421087 13053697