20439085 is an odd 8-digits composite number following 20439084
and preceding 20439086 . In scientific notation, it is written as 2.0439085 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 16256064 positive integers (up to 20439085) that are relatively prime to 20439085.
20439085 has 8 divisors, whose sum is 24669720
The reverse of 20439085 is 58093402
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million four hundred thirty-nine thousand eighty-five
Scientific notation
2.0439085 × 10^7
Engineering notation
2.0439085 × 10^6
Prime Factorization
5 × 173 × 23629
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20439085
Product of the distinct prime numbers
The prime factorization of 20439085 is 5 × 173 × 23629.
Since it has a total of 3 prime factors.
1 , 7 , 59 , 37 , 295 , 977 , 2462 , 1022 , 33975 , 30483 , 234867 , 450098 , 6325392 , 1095200 , 26137725 , 53910631 , 79848901 , 407492588 , 7070483690 , 3135760541
n×2
40878170
n×3
61317255
n×4
81756340
n×5
102195425
n÷2
10219542.5
n÷3
6813028.3333333
n÷3
5109771.25
n÷5
4087817
n2
417756195637225
n3
8.5385543919059E+21
n4
1.7452023899329E+29
n5
3.5670339990041E+36
2 √n
4520.9606280082
3 √n
273.41383295567
4 √n
67.238089116275
5 √n
28.979593544839
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
-20439084
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 20439085 can be divided by 8 positive divisors.
The sum of these divisors (counting 20439085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101111110000000101101
3
Ternary
1102110102011011
4
Quaternary
1031332000231
5
Quinary
20213022320
6
Senary
2010025221
8
Octal
115760055
10
Decimal
20439085
12
Duodecimal
6a18211
16
Hexadecimal
137e02d
20
Vigesimal
67ehe5
36
Base36
c62wd
md5
3999bce8b9b71598c115ce71ee15ce34
sha1
63fbf443ee39b1a120caee5229786f1eb944be65
sha256
52ddefeb2ddb8b14bf6976bbe46bdadb488b5991e9cf64f2e601b2a515d1f309
sha512
aa7df639b9f2ff0918e21fda342fea9c081f033c597e7a15c93e77ddb0dd1622c30d6d4acb41e51c23fe8f1a50b60ba43e8d04c90266285c381cc29aac61a2bb
ripemd-160
b83ed83f2afbf79233df2f55a8373ea964bc18ae
Diameter
40878170
Circumference
128422558.56419
Area
1.3124197952055E+15
Volume
3.5766212999851E+22
Surface area
5.2496791808221E+15
Circumference
128422558.56419
Perimeter
81756340
Area
417756195637225
Diagonal
28905231.209496
Surface area
2506537173823350
Volume
8.5385543919059E+21
Space diagonal
35401533.680219
Perimeter
61317255
Area
1.8089373900509E+14
Altitude
17700766.840109
Surface area
1.8089373900509E+14
Volume
1.0062782853411E+21
Height
9635077.0698322