20690807 is an odd 8-digits composite number following 20690806
and preceding 20690808 . In scientific notation, it is written as 2.0690807 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20131560 positive integers (up to 20690807) that are relatively prime to 20690807.
20690807 has 4 divisors, whose sum is 21250056
The reverse of 20690807 is 70809602
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million six hundred ninety thousand eight hundred seven
Scientific notation
2.0690807 × 10^7
Engineering notation
2.0690807 × 10^6
Prime Factorization
37 × 559211
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20690807
Product of the distinct prime numbers
The prime factorization of 20690807 is 37 × 559211.
Since it has a total of 2 prime factors.
5 , 2 , 73 , 68 , 448 , 542 , 2790 , 6952 , 30782 , 16191 , 888387 , 412729 , 5691530 , 5803117 , 21821974 , 51030158 , 666016901 , 576447887 , 5226924312 , 7080839836
n×2
41381614
n×3
62072421
n×4
82763228
n×5
103454035
n÷2
10345403.5
n÷3
6896935.6666667
n÷3
5172701.75
n÷5
4138161.4
n2
428109494311249
n3
8.8579309216617E+21
n4
1.8327773911943E+29
n5
3.7921643275165E+36
2 √n
4548.714873456
3 √n
274.53168557589
4 √n
67.444161151697
5 √n
29.050625376664
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
-20690806
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 20690807 can be divided by 4 positive divisors.
The sum of these divisors (counting 20690807) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111011011101110111
3
Ternary
1102221012110012
4
Quaternary
1032323131313
5
Quinary
20244101212
6
Senary
2015250435
8
Octal
116733567
10
Decimal
20690807
12
Duodecimal
6b19a1b
16
Hexadecimal
13bb777
20
Vigesimal
696707
36
Base36
cbh4n
md5
0e4f2a7bdf400e975d88f9c9c8a3c7f8
sha1
9b83937ae5548633e9f0feb168ec97602e97fac6
sha256
0875b3d75a4b57f66a18dbfd5624d10813795afd2d09065a5e16022799b35e55
sha512
2158a7834b1309fa79e0dd6cc79b91c9ce47fa35d71a132f07b6ff5bdd6bb4f7171a7422a5354e4fc3b0e52883a78b144db856ca961e4ed48e03f3611ae06e0b
ripemd-160
84208a1992e6a88bd5029031cbe4a9c98a3359a2
Diameter
41381614
Circumference
130004174.53609
Area
1.3449456422603E+15
Volume
3.7104014279331E+22
Surface area
5.379782569041E+15
Circumference
130004174.53609
Perimeter
82763228
Area
428109494311249
Diagonal
29261219.875844
Surface area
2568656965867494
Volume
8.8579309216617E+21
Space diagonal
35837528.973602
Perimeter
62072421
Area
1.8537684883743E+14
Altitude
17918764.486801
Surface area
1.8537684883743E+14
Volume
1.0439171703315E+21
Height
9753739.9586147