20852021 is an odd 8-digits composite number following 20852020
and preceding 20852022 . In scientific notation, it is written as 2.0852021 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20841612 positive integers (up to 20852021) that are relatively prime to 20852021.
20852021 has 4 divisors, whose sum is 20862432
The reverse of 20852021 is 12025802
Previous prime number is 2707
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million eight hundred fifty-two thousand twenty-one
Scientific notation
2.0852021 × 10^7
Engineering notation
2.0852021 × 10^6
Prime Factorization
2707 × 7703
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20852021
Product of the distinct prime numbers
The prime factorization of 20852021 is 2707 × 7703.
Since it has a total of 2 prime factors.
4 , 3 , 11 , 94 , 746 , 941 , 7473 , 4145 , 7910 , 87348 , 953048 , 794478 , 6711298 , 4753983 , 91332128 , 81749299 , 435101006 , 999648039 , 810996226 , 7332371773
n×2
41704042
n×3
62556063
n×4
83408084
n×5
104260105
n÷2
10426010.5
n÷3
6950673.6666667
n÷3
5213005.25
n÷5
4170404.2
n2
434806779784441
n3
9.0666001030075E+21
n4
1.8905693574652E+29
n5
3.942219194382E+36
2 √n
4566.401318325
3 √n
275.24285324111
4 √n
67.575153113589
5 √n
29.095754975142
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20852020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20852021 can be divided by 4 positive divisors.
The sum of these divisors (counting 20852021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100010110100110101
3
Ternary
1110020101121002
4
Quaternary
1033202310311
5
Quinary
20314231041
6
Senary
2022533045
8
Octal
117426465
10
Decimal
20852021
12
Duodecimal
6b97185
16
Hexadecimal
13e2d35
20
Vigesimal
6a6a11
36
Base36
cexit
md5
3f510f01205cf1309f89ab2cc057c1b4
sha1
1bd7a84bd7e0bfea76d0ab4579db8ba0db8ef937
sha256
e66e7e8e6c8531384bfdc2ab6ea4878cac6ac0873ed0e1f2f58640e93ef37535
sha512
7400a0f840ce0622f226eb1a21f5ce76d554be1950f96597f6dee629916bbb8b44e90c791a6448c7162c90d78f059a9a66429a346847fca19602017e2a7cad11
ripemd-160
0f9b2163c2e5a3bd0830f9c459aa8a8490eabc3d
Diameter
41704042
Circumference
131017111.9722
Area
1.3659857851018E+15
Volume
3.7978085702193E+22
Surface area
5.4639431404073E+15
Circumference
131017111.9722
Perimeter
83408084
Area
434806779784441
Diagonal
29489210.901089
Surface area
2608840678706646
Volume
9.0666001030075E+21
Space diagonal
36116759.812493
Perimeter
62556063
Area
1.8827685851552E+14
Altitude
18058379.906247
Surface area
1.8827685851552E+14
Volume
1.0685090691905E+21
Height
9829736.9670295