Cookie Consent by
Search a number
3020 = 225151

3020 has 12 divisors (see below), whose sum is σ = 6384. Its totient is φ = 1200.

The previous prime is 3019. The next prime is 3023. The reversal of 3020 is 203.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a plaindrome in base 14 and base 16.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 2995 and 3013.

It is not an unprimeable number, because it can be changed into a prime (3023) 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, 56 + ... + 95.

It is an arithmetic number, because the mean of its divisors is an integer number (532).

It is an amenable number.

3020 is an abundant number, since it is smaller than the sum of its proper divisors (3364).

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 (3192).

3020 is a wasteful number, since it uses less digits than its factorization.

3020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 5.

The square root of 3020 is about 54.9545266561. The cubic root of 3020 is about 14.4544747339.

Adding to 3020 its reverse (203), we get a palindrome (3223).

The spelling of 3020 in words is "three thousand, twenty", and thus it is an iban number.

Divisors: 1 2 4 5 10 20 151 302 604 755 1510 3020