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13324501 = 59225839
BaseRepresentation
bin110010110101…
…000011010101
3221001221210001
4302311003111
511402341001
61153331301
7221153641
oct62650325
927057701
1013324501
117580993
124566b31
1329b6b28
141aabc21
151283001
hexcb50d5

13324501 has 4 divisors (see below), whose sum is σ = 13550400. Its totient is φ = 13098604.

The previous prime is 13324469. The next prime is 13324523. The reversal of 13324501 is 10542331.

13324501 is digitally balanced in base 2 and base 3, because in such bases 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: 10542331 = 54719273.

It is a cyclic number.

It is not a de Polignac number, because 13324501 - 25 = 13324469 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 (13324541) 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, 112861 + ... + 112978.

It is an arithmetic number, because the mean of its divisors is an integer number (3387600).

Almost surely, 213324501 is an apocalyptic number.

It is an amenable number.

13324501 is a deficient number, since it is larger than the sum of its proper divisors (225899).

13324501 is an equidigital number, since it uses as much as digits as its factorization.

13324501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225898.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13324501 is about 3650.2740992972. The cubic root of 13324501 is about 237.0738492882.

Adding to 13324501 its reverse (10542331), we get a palindrome (23866832).

The spelling of 13324501 in words is "thirteen million, three hundred twenty-four thousand, five hundred one".

Divisors: 1 59 225839 13324501