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2020223113 = 10919979281
BaseRepresentation
bin111100001101010…
…0010100010001001
312012210101222010021
41320122202202021
513114134114423
6532244220441
7101030420206
oct17032424211
95183358107
102020223113
119473aa587
1248469a721
132627081bc
14152440cad
15bc55995d
hex786a2889

2020223113 has 8 divisors (see below), whose sum is σ = 2039997960. Its totient is φ = 2000471040.

The previous prime is 2020223099. The next prime is 2020223213. The reversal of 2020223113 is 3113220202.

It can be written as a sum of positive squares in 4 ways, for example, as 315524169 + 1704698944 = 17763^2 + 41288^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2020223113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020223213) 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 7 ways as a sum of consecutive naturals, for example, 213033 + ... + 222313.

It is an arithmetic number, because the mean of its divisors is an integer number (254999745).

Almost surely, 22020223113 is an apocalyptic number.

It is an amenable number.

2020223113 is a deficient number, since it is larger than the sum of its proper divisors (19774847).

2020223113 is a wasteful number, since it uses less digits than its factorization.

2020223113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11387.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2020223113 is about 44946.8921395017. The cubic root of 2020223113 is about 1264.1534041853.

Adding to 2020223113 its reverse (3113220202), we get a palindrome (5133443315).

The spelling of 2020223113 in words is "two billion, twenty million, two hundred twenty-three thousand, one hundred thirteen".

Divisors: 1 109 1997 9281 217673 1011629 18534157 2020223113