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14957713 = 53282221
BaseRepresentation
bin111001000011…
…110010010001
31001010221010101
4321003302101
512312121323
61252332401
7241065331
oct71036221
931127111
1014957713
118496a51
125014101
133139324
141db50c1
1514a6dad
hexe43c91

14957713 has 4 divisors (see below), whose sum is σ = 15239988. Its totient is φ = 14675440.

The previous prime is 14957681. The next prime is 14957729. The reversal of 14957713 is 31775941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31775941 = 171869173.

It can be written as a sum of positive squares in 2 ways, for example, as 3888784 + 11068929 = 1972^2 + 3327^2 .

It is a cyclic number.

It is not a de Polignac number, because 14957713 - 25 = 14957681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14957113) 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 3 ways as a sum of consecutive naturals, for example, 141058 + ... + 141163.

It is an arithmetic number, because the mean of its divisors is an integer number (3809997).

Almost surely, 214957713 is an apocalyptic number.

It is an amenable number.

14957713 is a deficient number, since it is larger than the sum of its proper divisors (282275).

14957713 is an equidigital number, since it uses as much as digits as its factorization.

14957713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282274.

The product of its digits is 26460, while the sum is 37.

The square root of 14957713 is about 3867.5202649760. The cubic root of 14957713 is about 246.3892366219.

The spelling of 14957713 in words is "fourteen million, nine hundred fifty-seven thousand, seven hundred thirteen".

Divisors: 1 53 282221 14957713