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5020 = 225251
BaseRepresentation
bin1001110011100
320212221
41032130
5130040
635124
720431
oct11634
96787
105020
113854
122aa4
132392
141b88
15174a
hex139c

5020 has 12 divisors (see below), whose sum is σ = 10584. Its totient is φ = 2000.

The previous prime is 5011. The next prime is 5021. The reversal of 5020 is 205.

5020 is an esthetic number in base 9, because in such base it adjacent digits differ by 1.

It is a sliding number, since 5020 = 20 + 5000 and 1/20 + 1/5000 = 0.05020.

It is an Ulam number.

Together with 5564 it forms an amicable pair .

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 4994 and 5012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5021) by changing a digit.

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, 106 + ... + 145.

It is an arithmetic number, because the mean of its divisors is an integer number (882).

25020 is an apocalyptic number.

It is an amenable number.

5020 is an abundant number, since it is smaller than the sum of its proper divisors (5564).

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 (5292).

5020 is a wasteful number, since it uses less digits than its factorization.

5020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 7.

The square root of 5020 is about 70.8519583357. The cubic root of 5020 is about 17.1225288139.

The spelling of 5020 in words is "five thousand, twenty".

Divisors: 1 2 4 5 10 20 251 502 1004 1255 2510 5020