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14020 = 225701
BaseRepresentation
bin11011011000100
3201020021
43123010
5422040
6144524
755606
oct33304
921207
1014020
11a596
128144
1364c6
145176
15424a
hex36c4

14020 has 12 divisors (see below), whose sum is σ = 29484. Its totient is φ = 5600.

The previous prime is 14011. The next prime is 14029. The reversal of 14020 is 2041.

Adding to 14020 its reverse (2041), we get a palindrome (16061).

14020 = T27 + T28 + ... + T46.

14020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14011) and next prime (14029).

It can be written as a sum of positive squares in 2 ways, for example, as 8836 + 5184 = 94^2 + 72^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13994 and 14012.

It is not an unprimeable number, because it can be changed into a prime (14029) by changing a digit.

14020 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331 + ... + 370.

It is an arithmetic number, because the mean of its divisors is an integer number (2457).

214020 is an apocalyptic number.

14020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14020 is an abundant number, since it is smaller than the sum of its proper divisors (15464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14742).

14020 is a wasteful number, since it uses less digits than its factorization.

14020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 708 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 14020 is about 118.4060809249. The cubic root of 14020 is about 24.1128940488.

The spelling of 14020 in words is "fourteen thousand, twenty", and thus it is an iban number.

Divisors: 1 2 4 5 10 20 701 1402 2804 3505 7010 14020