20385270 is an even 8-digits composite number following 20385269
and preceding 20385271 . In scientific notation, it is written as 2.0385270 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 5435424 positive integers (up to 20385270) that are relatively prime to 20385270.
20385270 has 32 divisors, whose sum is 42285600
The reverse of 20385270 is 07258302
Previous prime number is 27
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million three hundred eighty-five thousand two hundred seventy
Scientific notation
2.0385270 × 10^7
Engineering notation
2.0385270 × 10^6
Prime Factorization
2 × 5 × 9 × 27 × 8389
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20385270
Product of the distinct prime numbers
The prime factorization of 20385270 is 2 × 5 × 9 × 27 × 8389.
Since it has a total of 5 prime factors.
9 , 10 , 29 , 31 , 699 , 67 , 7708 , 5120 , 86494 , 1388 , 970456 , 567507 , 3335552 , 341828 , 75373972 , 79674785 , 279093916 , 682304668 , 8607223160 , 8761033213
n×2
40770540
n×3
61155810
n×4
81541080
n×5
101926350
n÷2
10192635
n÷3
6795090
n÷3
5096317.5
n÷5
4077054
n2
415559232972900
n3
8.4712871651455E+21
n4
1.7268947610902E+29
n5
3.520321596641E+36
2 √n
4515.004983386
3 √n
273.17366079112
4 √n
67.193786791533
5 √n
28.964317108575
1 , 2 , 5 , 9 , 10 , 18 , 27 , 45 , 54 , 90 , 135 , 243 , 270 , 486 , 1215 , 2430 , 8389 , 16778 , 41945 , 75501 , 83890 , 151002 , 226503 , 377505 , 453006 , 755010 , 1132515 , 2038527 , 2265030 , 4077054 , 10192635 , 20385270
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20385269
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20385270 can be divided by 32 positive divisors.
The sum of these divisors (counting 20385270) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101110000110111110110
3
Ternary
1102100200100000
4
Quaternary
1031300313312
5
Quinary
20204312040
6
Senary
2004532130
8
Octal
115606766
10
Decimal
20385270
12
Duodecimal
69b1046
16
Hexadecimal
1370df6
20
Vigesimal
67833a
36
Base36
c4xdi
md5
bfa093e9e4c0400df60fc14b216bebb8
sha1
702f5fec36afb1a2a083f77239fdf0062d457d00
sha256
a4a7ec45f3f70524ef1c76b1907a1fa9c47847cbbe60e4618c55aad41f58260c
sha512
9b446c90a719165d3ba5a1b5a3803d64888223d98604d6a0bb132fb79b78858ac5b398f70630f2cc1691c668abfb27d956dfd4b18d5e504c4b40fc3f64f57fb3
ripemd-160
f738d1cd72fdbc6241c6fc55d7c48221843b3372
Diameter
40770540
Circumference
128084428.94689
Area
1.3055178334391E+15
Volume
3.5484444699294E+22
Surface area
5.2220713337563E+15
Circumference
128084428.94689
Perimeter
81541080
Area
415559232972900
Diagonal
28829125.306637
Surface area
2493355397837400
Volume
8.4712871651455E+21
Space diagonal
35308323.36601
Perimeter
61155810
Area
1.7994242626585E+14
Altitude
17654161.683005
Surface area
1.7994242626585E+14
Volume
9.9835076664215E+20
Height
9609708.4355458