20682813 is an odd 8-digits composite number following 20682812
and preceding 20682814 . In scientific notation, it is written as 2.0682813 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13770144 positive integers (up to 20682813) that are relatively prime to 20682813.
20682813 has 8 divisors, whose sum is 27613888
The reverse of 20682813 is 31828602
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million six hundred eighty-two thousand eight hundred thirteen
Scientific notation
2.0682813 × 10^7
Engineering notation
2.0682813 × 10^6
Prime Factorization
3 × 823 × 8377
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20682813
Product of the distinct prime numbers
The prime factorization of 20682813 is 3 × 823 × 8377.
Since it has a total of 3 prime factors.
8 , 7 , 29 , 81 , 129 , 850 , 1485 , 5760 , 975 , 70119 , 496945 , 153433 , 6213922 , 5969304 , 68061552 , 87856082 , 322574345 , 295621771 , 5445622408 , 7854620645
n×2
41365626
n×3
62048439
n×4
82731252
n×5
103414065
n÷2
10341406.5
n÷3
6894271
n÷3
5170703.25
n÷5
4136562.6
n2
427778753592969
n3
8.8476679659365E+21
n4
1.8299466202555E+29
n5
3.7848443746727E+36
2 √n
4547.8360788401
3 √n
274.49632544409
4 √n
67.437645857786
5 √n
29.048380257882
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
-20682812
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 20682813 can be divided by 8 positive divisors.
The sum of these divisors (counting 20682813) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111001100000111101
3
Ternary
1102220210111010
4
Quaternary
1032321200331
5
Quinary
20243322223
6
Senary
2015145433
8
Octal
116714075
10
Decimal
20682813
12
Duodecimal
6b15279
16
Hexadecimal
13b983d
20
Vigesimal
69570d
36
Base36
cbayl
md5
19d8beae6a4f7951933def3d46f3abdd
sha1
629b9ae74e168664bc2eee386d8b26fc2d12e060
sha256
5e773737eae741a13ffdc91ea2398bf3e18143561debbe3771995202a09ab01e
sha512
a5aa906f2548950e6df84637e656a6dfad844bc7e447c841d91b0c543ca08d451d76bece28c22a17e3ff6f754c1e5377076ebaadc702d73874de6352fdd709e4
ripemd-160
6100785a5de347ba854342048c48d60f1e8d4042
Diameter
41365626
Circumference
129953946.75274
Area
1.3439065896495E+15
Volume
3.7061024910917E+22
Surface area
5.3756263585979E+15
Circumference
129953946.75274
Perimeter
82731252
Area
427778753592969
Diagonal
29249914.652627
Surface area
2566672521557814
Volume
8.8476679659365E+21
Space diagonal
35823682.959446
Perimeter
62048439
Area
1.8523363390538E+14
Altitude
17911841.479723
Surface area
1.8523363390538E+14
Volume
1.0427076694001E+21
Height
9749971.5508755