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2020313303 = 17953124703
BaseRepresentation
bin111100001101011…
…1000100011010111
312012210120112211122
41320122320203113
513114200011203
6532250154155
7101031244151
oct17032704327
95183515748
102020313303
11947461318
1248472295b
1326273a278
14152465ad1
15bc576538
hex786b88d7

2020313303 has 8 divisors (see below), whose sum is σ = 2141417088. Its totient is φ = 1899460864.

The previous prime is 2020313293. The next prime is 2020313311. The reversal of 2020313303 is 3033130202.

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

It is not a de Polignac number, because 2020313303 - 226 = 1953204439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020313003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46151 + ... + 78552.

It is an arithmetic number, because the mean of its divisors is an integer number (267677136).

Almost surely, 22020313303 is an apocalyptic number.

2020313303 is a deficient number, since it is larger than the sum of its proper divisors (121103785).

2020313303 is a wasteful number, since it uses less digits than its factorization.

2020313303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125673.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 2020313303 is about 44947.8954234790. The cubic root of 2020313303 is about 1264.1722160182.

Adding to 2020313303 its reverse (3033130202), we get a palindrome (5053443505).

The spelling of 2020313303 in words is "two billion, twenty million, three hundred thirteen thousand, three hundred three".

Divisors: 1 17 953 16201 124703 2119951 118841959 2020313303