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13196039 = 34937811
BaseRepresentation
bin110010010101…
…101100000111
3220211102120012
4302111230013
511334233124
61150500435
7220110263
oct62255407
926742505
1013196039
1174a341a
12450471b
13297050c
141a770a3
151259e0e
hexc95b07

13196039 has 4 divisors (see below), whose sum is σ = 13234200. Its totient is φ = 13157880.

The previous prime is 13196033. The next prime is 13196077. The reversal of 13196039 is 93069131.

13196039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93069131 = 154360317.

It is a cyclic number.

It is not a de Polignac number, because 13196039 - 216 = 13130503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13195996 and 13196014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13196033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18557 + ... + 19254.

It is an arithmetic number, because the mean of its divisors is an integer number (3308550).

Almost surely, 213196039 is an apocalyptic number.

13196039 is a deficient number, since it is larger than the sum of its proper divisors (38161).

13196039 is an equidigital number, since it uses as much as digits as its factorization.

13196039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38160.

The product of its (nonzero) digits is 4374, while the sum is 32.

The square root of 13196039 is about 3632.6352693327. The cubic root of 13196039 is about 236.3095084456.

The spelling of 13196039 in words is "thirteen million, one hundred ninety-six thousand, thirty-nine".

Divisors: 1 349 37811 13196039