20189643 is an odd 8-digits composite number following 20189642
and preceding 20189644 . In scientific notation, it is written as 2.0189643 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13444200 positive integers (up to 20189643) that are relatively prime to 20189643.
20189643 has 8 divisors, whose sum is 26950656
The reverse of 20189643 is 34698102
Previous prime number is 6791
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred eighty-nine thousand six hundred forty-three
Scientific notation
2.0189643 × 10^7
Engineering notation
2.0189643 × 10^6
Prime Factorization
3 × 6791 × 991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20189643
Product of the distinct prime numbers
The prime factorization of 20189643 is 3 × 6791 × 991.
Since it has a total of 3 prime factors.
9 , 4 , 32 , 6 , 667 , 999 , 3828 , 2819 , 10759 , 41485 , 549563 , 29490 , 6330032 , 2133442 , 45546528 , 13276262 , 209561146 , 644525119 , 7125837450 , 1466259549
n×2
40379286
n×3
60568929
n×4
80758572
n×5
100948215
n÷2
10094821.5
n÷3
6729881
n÷3
5047410.75
n÷5
4037928.6
n2
407621684467449
n3
8.2297362884564E+21
n4
1.6615543764808E+29
n5
3.3546189686235E+36
2 √n
4493.2886619936
3 √n
272.29701461653
4 √n
67.031997299749
5 √n
28.908511335055
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189642
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189643 can be divided by 8 positive divisors.
The sum of these divisors (counting 20189643) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001000111001011
3
Ternary
1101222201222120
4
Quaternary
1031001013023
5
Quinary
20132032033
6
Senary
2000422323
8
Octal
115010713
10
Decimal
20189643
12
Duodecimal
69179a3
16
Hexadecimal
13411cb
20
Vigesimal
663e23
36
Base36
c0qff
md5
754f87c71e015f732f4b8db9e86496d1
sha1
944d390ce467e19e9bf248210099eaa69391d8e3
sha256
7899022abc234aac95bf08ad2085e9d560e86badde3d1de39651dcb39189f771
sha512
e29e83beea0aaa08ed4c512c15b16a16518f979d93013c4e548cf2c90447a81a864ad5930c9488a949fe241761ba6e4f629b6aa22548878f913c76c1789b6301
ripemd-160
95b3b15d490382b239df71ec6625cdecae2b582e
Diameter
40379286
Circumference
126855268.2548
Area
1.2805812893668E+15
Volume
3.4472638753061E+22
Surface area
5.1223251574673E+15
Circumference
126855268.2548
Perimeter
80758572
Area
407621684467449
Diagonal
28552466.950071
Surface area
2445730106804694
Volume
8.2297362884564E+21
Space diagonal
34969487.462677
Perimeter
60568929
Area
1.7650536694111E+14
Altitude
17484743.731339
Surface area
1.7650536694111E+14
Volume
9.6988372282409E+20
Height
9517488.983357