20856764 is an even 8-digits composite number following 20856763
and preceding 20856765 . In scientific notation, it is written as 2.0856764 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 10428380 positive integers (up to 20856764) that are relatively prime to 20856764.
20856764 has 6 divisors, whose sum is 36499344
The reverse of 20856764 is 46765802
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million eight hundred fifty-six thousand seven hundred sixty-four
Scientific notation
2.0856764 × 10^7
Engineering notation
2.0856764 × 10^6
Prime Factorization
2 × 2 × 5214191
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10428382
Product of the distinct prime numbers
The prime factorization of 20856764 is 2 × 2 × 5214191.
Since it has a total of 3 prime factors.
9 , 5 , 53 , 8 , 180 , 717 , 9563 , 1807 , 1951 , 27328 , 903945 , 915395 , 9751688 , 2212862 , 72884582 , 3782208 , 928099982 , 141990197 , 3673208604 , 4683566970
n×2
41713528
n×3
62570292
n×4
83427056
n×5
104283820
n÷2
10428382
n÷3
6952254.6666667
n÷3
5214191
n÷5
4171352.8
n2
435004604551696
n3
9.072788376048E+21
n4
1.8922900598118E+29
n5
3.946704719704E+36
2 √n
4566.9206255419
3 √n
275.2637205691
4 √n
67.57899544638
5 √n
29.097078478621
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20856763
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20856764 can be divided by 6 positive divisors.
The sum of these divisors (counting 20856764) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001111100011111110111100
3
Ternary
1110020122002202
4
Quaternary
1033203332330
5
Quinary
20314404024
6
Senary
2023011032
8
Octal
117437674
10
Decimal
20856764
12
Duodecimal
6b99a78
16
Hexadecimal
13e3fbc
20
Vigesimal
6a71i4
36
Base36
cf16k
md5
083ee8752dae7eaa19f66a740e0213be
sha1
e0676eabd316f59d96694fcc94d9e66e5cb5b261
sha256
7f11a27a8349e0c68160b484db306531d97dec4a1ae61bf07dc8e679c294c8d6
sha512
2d4d598af8fcf684048f8874ed737e82966b664164603aa5ddd2f4ce2a9be62e17c5acef0b22a1d88a4c070d96099fcf759d67172d18ec83cd52f1e360bff89d
ripemd-160
d2c3b7ccf0b9f9987786d6f39c848bbc754660a7
Diameter
41713528
Circumference
131046913.12011
Area
1.3666072699373E+15
Volume
3.800400707969E+22
Surface area
5.4664290797494E+15
Circumference
131046913.12011
Perimeter
83427056
Area
435004604551696
Diagonal
29495918.516015
Surface area
2610027627310176
Volume
9.072788376048E+21
Space diagonal
36124974.929473
Perimeter
62570292
Area
1.8836251915249E+14
Altitude
18062487.464737
Surface area
1.8836251915249E+14
Volume
1.0692383641623E+21
Height
9831972.8386716