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14927161 = 23649007
BaseRepresentation
bin111000111100…
…010100111001
31001002101012211
4320330110321
512310132121
61251535121
7240610264
oct70742471
931071184
1014927161
118475aa7
124bba4a1
133128452
141da7cdb
15149cce1
hexe3c539

14927161 has 4 divisors (see below), whose sum is σ = 15576192. Its totient is φ = 14278132.

The previous prime is 14927147. The next prime is 14927167. The reversal of 14927161 is 16172941.

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: 16172941 = 38342227.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14927161 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14927167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324481 + ... + 324526.

It is an arithmetic number, because the mean of its divisors is an integer number (3894048).

Almost surely, 214927161 is an apocalyptic number.

It is an amenable number.

14927161 is a deficient number, since it is larger than the sum of its proper divisors (649031).

14927161 is an equidigital number, since it uses as much as digits as its factorization.

14927161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649030.

The product of its digits is 3024, while the sum is 31.

The square root of 14927161 is about 3863.5684282797. The cubic root of 14927161 is about 246.2213674870.

The spelling of 14927161 in words is "fourteen million, nine hundred twenty-seven thousand, one hundred sixty-one".

Divisors: 1 23 649007 14927161