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2020162052 = 221506133533
BaseRepresentation
bin111100001101001…
…0011101000000100
312012210021212100202
41320122103220010
513114130141202
6532243030032
7101030044166
oct17032235004
95183255322
102020162052
11947368717
1248466b318
132626b647c
14152426936
15bc546802
hex78693a04

2020162052 has 12 divisors (see below), whose sum is σ = 3535623756. Its totient is φ = 1009983840.

The previous prime is 2020162051. The next prime is 2020162087. The reversal of 2020162052 is 2502610202.

It can be written as a sum of positive squares in 2 ways, for example, as 1582766656 + 437395396 = 39784^2 + 20914^2 .

It is not an unprimeable number, because it can be changed into a prime (2020162051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43478 + ... + 77010.

It is an arithmetic number, because the mean of its divisors is an integer number (294635313).

Almost surely, 22020162052 is an apocalyptic number.

It is an amenable number.

2020162052 is a deficient number, since it is larger than the sum of its proper divisors (1515461704).

2020162052 is a wasteful number, since it uses less digits than its factorization.

2020162052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48598 (or 48596 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2020162052 is about 44946.2128771713. The cubic root of 2020162052 is about 1264.1406677623.

Adding to 2020162052 its reverse (2502610202), we get a palindrome (4522772254).

The spelling of 2020162052 in words is "two billion, twenty million, one hundred sixty-two thousand, fifty-two".

Divisors: 1 2 4 15061 30122 33533 60244 67066 134132 505040513 1010081026 2020162052