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14283893 = 131764633
BaseRepresentation
bin110110011111…
…010001110101
3222212200211002
4312133101311
512124041033
61230053045
7232261001
oct66372165
928780732
1014283893
118076778
12494a185
132c61710
141c7b701
1513c23e8
hexd9f475

14283893 has 8 divisors (see below), whose sum is σ = 16287768. Its totient is φ = 12409344.

The previous prime is 14283889. The next prime is 14283917. The reversal of 14283893 is 39838241.

It can be written as a sum of positive squares in 4 ways, for example, as 1844164 + 12439729 = 1358^2 + 3527^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14283893 - 22 = 14283889 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14283823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32096 + ... + 32537.

It is an arithmetic number, because the mean of its divisors is an integer number (2035971).

Almost surely, 214283893 is an apocalyptic number.

14283893 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

14283893 is a deficient number, since it is larger than the sum of its proper divisors (2003875).

14283893 is a wasteful number, since it uses less digits than its factorization.

14283893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64663.

The product of its digits is 41472, while the sum is 38.

The square root of 14283893 is about 3779.4037889593. The cubic root of 14283893 is about 242.6324383739.

The spelling of 14283893 in words is "fourteen million, two hundred eighty-three thousand, eight hundred ninety-three".

Divisors: 1 13 17 221 64633 840229 1098761 14283893