Base | Representation |
---|---|
bin | 111100001101001… |
… | …1100111101111001 |
3 | 12012210100210211211 |
4 | 1320122130331321 |
5 | 13114132402223 |
6 | 532243523121 |
7 | 101030263555 |
oct | 17032347571 |
9 | 5183323754 |
10 | 2020200313 |
11 | 94739443a |
12 | 4846894a1 |
13 | 2626caa01 |
14 | 152436865 |
15 | bc552d0d |
hex | 7869cf79 |
2020200313 has 4 divisors (see below), whose sum is σ = 2025394020. Its totient is φ = 2015006608.
The previous prime is 2020200307. The next prime is 2020200317. The reversal of 2020200313 is 3130020202.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3130020202 = 2 ⋅1565010101.
It can be written as a sum of positive squares in 2 ways, for example, as 416037609 + 1604162704 = 20397^2 + 40052^2 .
It is a cyclic number.
It is not a de Polignac number, because 2020200313 - 29 = 2020199801 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2020200293 and 2020200302.
It is not an unprimeable number, because it can be changed into a prime (2020200317) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2596270 + ... + 2597047.
It is an arithmetic number, because the mean of its divisors is an integer number (506348505).
Almost surely, 22020200313 is an apocalyptic number.
It is an amenable number.
2020200313 is a deficient number, since it is larger than the sum of its proper divisors (5193707).
2020200313 is an equidigital number, since it uses as much as digits as its factorization.
2020200313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5193706.
The product of its (nonzero) digits is 72, while the sum is 13.
The square root of 2020200313 is about 44946.6385061219. The cubic root of 2020200313 is about 1264.1486484720.
Adding to 2020200313 its reverse (3130020202), we get a palindrome (5150220515).
The spelling of 2020200313 in words is "two billion, twenty million, two hundred thousand, three hundred thirteen".
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