20868085 is an odd 8-digits composite number following 20868084
and preceding 20868086 . In scientific notation, it is written as 2.0868085 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 14309520 positive integers (up to 20868085) that are relatively prime to 20868085.
20868085 has 8 divisors, whose sum is 28619136
The reverse of 20868085 is 58086802
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eight hundred sixty-eight thousand eighty-five
Scientific notation
2.0868085 × 10^7
Engineering notation
2.0868085 × 10^6
Prime Factorization
5 × 7 × 596231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20868085
Product of the distinct prime numbers
The prime factorization of 20868085 is 5 × 7 × 596231.
Since it has a total of 3 prime factors.
8 , 3 , 70 , 92 , 616 , 532 , 6879 , 7458 , 30005 , 45617 , 38223 , 328621 , 1643926 , 108771 , 89323871 , 31407566 , 22721581 , 521300895 , 559191719 , 17137984
n×2
41736170
n×3
62604255
n×4
83472340
n×5
104340425
n÷2
10434042.5
n÷3
6956028.3333333
n÷3
5217021.25
n÷5
4173617
n2
435476971567225
n3
9.0875704582074E+21
n4
1.8964019276536E+29
n5
3.957427662044E+36
2 √n
4568.1599140135
3 √n
275.31351571657
4 √n
67.588164008305
5 √n
29.100236557487
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
-20868084
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 20868085 can be divided by 8 positive divisors.
The sum of these divisors (counting 20868085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100110101111110101
3
Ternary
1110021012122001
4
Quaternary
1033212233311
5
Quinary
20320234320
6
Senary
2023135301
8
Octal
117465765
10
Decimal
20868085
12
Duodecimal
6ba4531
16
Hexadecimal
13e6bf5
20
Vigesimal
6a8a45
36
Base36
cf9x1
md5
36fc48adf56761ac5804e1d7175ab5ef
sha1
46b4fc1436a6d87e69b1ffc863fd7c5f8e7d5b62
sha256
c3e7121a2d5a100796e8e3bd4794b78b94dc117740c1536ca97f929f624e38de
sha512
b312d2bb352418b094f07ed70b02ce0f7d8144fa5a00825b7441c2a16e14d44893c19a43676790148a99e729caada319c619285e14a23e4aa90fe0a6dff5f9ba
ripemd-160
306d74e090e5487a724e188dba460097cc60ebe4
Diameter
41736170
Circumference
131118045.06097
Area
1.3680912546831E+15
Volume
3.8065926120645E+22
Surface area
5.4723650187325E+15
Circumference
131118045.06097
Perimeter
83472340
Area
435476971567225
Diagonal
29511928.827755
Surface area
2612861829403350
Volume
9.0875704582074E+21
Space diagonal
36144583.476666
Perimeter
62604255
Area
1.8856706007017E+14
Altitude
18072291.738333
Surface area
1.8856706007017E+14
Volume
1.0709804492515E+21
Height
9837309.6092515