20809834 is an even 8-digits composite number following 20809833
and preceding 20809835 . In scientific notation, it is written as 2.0809834 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 10404916 positive integers (up to 20809834) that are relatively prime to 20809834.
20809834 has 4 divisors, whose sum is 31214754
The reverse of 20809834 is 43890802
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million eight hundred nine thousand eight hundred thirty-four
Scientific notation
2.0809834 × 10^7
Engineering notation
2.0809834 × 10^6
Prime Factorization
2 × 10404917
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20809834
Product of the distinct prime numbers
The prime factorization of 20809834 is 2 × 10404917.
Since it has a total of 2 prime factors.
9 , 10 , 44 , 67 , 862 , 551 , 9469 , 9555 , 46150 , 85358 , 390486 , 957581 , 592946 , 7847870 , 39156510 , 73323129 , 27087605 , 84822928 , 4596523989 , 9408978508
n×2
41619668
n×3
62429502
n×4
83239336
n×5
104049170
n÷2
10404917
n÷3
6936611.3333333
n÷3
5202458.5
n÷5
4161966.8
n2
433049191107556
n3
9.0116817807825E+21
n4
1.8753160191891E+29
n5
3.9025015056866E+36
2 √n
4561.7796965658
3 √n
275.05710769917
4 √n
67.540948294837
5 √n
29.083972355466
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
-20809833
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 20809834 can be divided by 4 positive divisors.
The sum of these divisors (counting 20809834) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011000100001101010
3
Ternary
1110011020201121
4
Quaternary
1033120201222
5
Quinary
20311403314
6
Senary
2022005454
8
Octal
117304152
10
Decimal
20809834
12
Duodecimal
6b7688a
16
Hexadecimal
13d886a
20
Vigesimal
6a14be
36
Base36
ce0yy
md5
47e6dddf16ef9a88bbbbf90efd4e06aa
sha1
a1230c89fdac01d22ce50aafa94fa8892dd306cb
sha256
57d32a3c23761040fc78e5ebcc2a24d151af4636943931c79e9ced88e44f680c
sha512
055cdf12bf9bd28fe7c3ad5a7d2d1a6683abed87377003f1e9c3808e761ff51bf9012b3e338d0b4405f420cc8d1a487281fe014131865c588a0507c12d5d643d
ripemd-160
4f83a8f0f3372708ed990155610a190155802754
Diameter
41619668
Circumference
130752043.23365
Area
1.3604641574265E+15
Volume
3.7748044371994E+22
Surface area
5.441856629706E+15
Circumference
130752043.23365
Perimeter
83239336
Area
433049191107556
Diagonal
29429549.473533
Surface area
2598295146645336
Volume
9.0116817807825E+21
Space diagonal
36043689.785074
Perimeter
62429502
Area
1.8751580029372E+14
Altitude
18021844.892537
Surface area
1.8751580029372E+14
Volume
1.0620368828478E+21
Height
9809849.8245109