20856973 is an odd 8-digits composite number following 20856972
and preceding 20856974 . In scientific notation, it is written as 2.0856973 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 20779740 positive integers (up to 20856973) that are relatively prime to 20856973.
20856973 has 4 divisors, whose sum is 20934208
The reverse of 20856973 is 37965802
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million eight hundred fifty-six thousand nine hundred seventy-three
Scientific notation
2.0856973 × 10^7
Engineering notation
2.0856973 × 10^6
Prime Factorization
271 × 76963
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20856973
Product of the distinct prime numbers
The prime factorization of 20856973 is 271 × 76963.
Since it has a total of 2 prime factors.
1 , 10 , 70 , 11 , 886 , 77 , 4017 , 5675 , 43678 , 45435 , 335344 , 366455 , 484399 , 1135603 , 55809861 , 35005889 , 116635200 , 432666341 , 1599123204 , 9680197419
n×2
41713946
n×3
62570919
n×4
83427892
n×5
104284865
n÷2
10428486.5
n÷3
6952324.3333333
n÷3
5214243.25
n÷5
4171394.6
n2
435013322722729
n3
9.0730611266682E+21
n4
1.8923659094627E+29
n5
3.9469024679784E+36
2 √n
4566.9435074238
3 √n
275.26464001383
4 √n
67.57916474346
5 √n
29.09713679318
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
-20856972
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 20856973 can be divided by 4 positive divisors.
The sum of these divisors (counting 20856973) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100100000010001101
3
Ternary
1110020122101111
4
Quaternary
1033210002031
5
Quinary
20314410343
6
Senary
2023012021
8
Octal
117440215
10
Decimal
20856973
12
Duodecimal
6b9a011
16
Hexadecimal
13e408d
20
Vigesimal
6a728d
36
Base36
cf1cd
md5
a91a845d8a9929f895c5b7b18e7e6f20
sha1
4d8c79b4485e57b64ce1254921070e135eeb19ed
sha256
93115c582f9335059965568f23352d97a7b84dca014b8c0441e908b268e07e0e
sha512
e305aec89b1e971b413a69719e77dd421cc884366f171bdb148082f9ff04143f9005fa9a44f80e19623d8f07d557c5d98df3f198affbc60a60061bbd35b181e2
ripemd-160
7d9e44d1b7fbaeb70d9d7f5839101af8894c58bc
Diameter
41713946
Circumference
131048226.30584
Area
1.3666346588794E+15
Volume
3.8005149574816E+22
Surface area
5.4665386355176E+15
Circumference
131048226.30584
Perimeter
83427892
Area
435013322722729
Diagonal
29496214.086649
Surface area
2610079936336374
Volume
9.0730611266682E+21
Space diagonal
36125336.928092
Perimeter
62570919
Area
1.8836629423128E+14
Altitude
18062668.464046
Surface area
1.8836629423128E+14
Volume
1.0692705081312E+21
Height
9832071.3622165