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13327493 = 19701447
BaseRepresentation
bin110010110101…
…110010000101
3221002002212212
4302311302011
511402434433
61153353205
7221165444
oct62656205
927062785
1013327493
117583163
124568805
1329b82ba
141aacd5b
151283d48
hexcb5c85

13327493 has 4 divisors (see below), whose sum is σ = 14028960. Its totient is φ = 12626028.

The previous prime is 13327477. The next prime is 13327499. The reversal of 13327493 is 39472331.

13327493 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39472331 = 311273301.

It is a cyclic number.

It is not a de Polignac number, because 13327493 - 24 = 13327477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13327499) 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, 350705 + ... + 350742.

It is an arithmetic number, because the mean of its divisors is an integer number (3507240).

Almost surely, 213327493 is an apocalyptic number.

It is an amenable number.

13327493 is a deficient number, since it is larger than the sum of its proper divisors (701467).

13327493 is an equidigital number, since it uses as much as digits as its factorization.

13327493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701466.

The product of its digits is 13608, while the sum is 32.

The square root of 13327493 is about 3650.6839085300. The cubic root of 13327493 is about 237.0915928387.

The spelling of 13327493 in words is "thirteen million, three hundred twenty-seven thousand, four hundred ninety-three".

Divisors: 1 19 701447 13327493