20456621 is an odd 8-digits composite number following 20456620
and preceding 20456622 . In scientific notation, it is written as 2.0456621 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 19589760 positive integers (up to 20456621) that are relatively prime to 20456621.
20456621 has 8 divisors, whose sum is 21337344
The reverse of 20456621 is 12665402
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million four hundred fifty-six thousand six hundred twenty-one
Scientific notation
2.0456621 × 10^7
Engineering notation
2.0456621 × 10^6
Prime Factorization
31 × 97 × 6803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20456621
Product of the distinct prime numbers
The prime factorization of 20456621 is 31 × 97 × 6803.
Since it has a total of 3 prime factors.
9 , 3 , 42 , 69 , 80 , 743 , 7273 , 1366 , 1724 , 55292 , 202440 , 312262 , 7448142 , 7749500 , 19636965 , 32068482 , 356695010 , 99498135 , 9566584676 , 3761610799
n×2
40913242
n×3
61369863
n×4
81826484
n×5
102283105
n÷2
10228310.5
n÷3
6818873.6666667
n÷3
5114155.25
n÷5
4091324.2
n2
418473342737641
n3
8.560550570987E+21
n4
1.7511993858202E+29
n5
3.5823622131156E+36
2 √n
4522.8996230295
3 √n
273.49200368321
4 √n
67.252506444217
5 √n
28.984564529009
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
-20456620
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 20456621 can be divided by 8 positive divisors.
The sum of these divisors (counting 20456621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000010010010101101
3
Ternary
1102111022012122
4
Quaternary
1032002102231
5
Quinary
20214102441
6
Senary
2010242325
8
Octal
116022255
10
Decimal
20456621
12
Duodecimal
6a263a5
16
Hexadecimal
13824ad
20
Vigesimal
67h1b1
36
Base36
c6gfh
md5
f35c484b7da333c0eb832743b91514f8
sha1
d4d983faca5b0bc8982bf0447c196781b1cbbe4a
sha256
8baff7ffce17cd7832bc911859def17434620489aa44138d9c1791549fe3523d
sha512
227a95c287464d136befd7f8cde9c311aaa269fc494a027e93bdfbc68d35881c72b79f380f5d2991c862aca8a9c21c90ca6c7dabec9dfba8f4cd4805b04442f9
ripemd-160
8c1e71e02794bb9196e6f644afbca2d344a60519
Diameter
40913242
Circumference
128532740.50174
Area
1.3146727792677E+15
Volume
3.5858350379329E+22
Surface area
5.2586911170709E+15
Circumference
128532740.50174
Perimeter
81826484
Area
418473342737641
Diagonal
28930030.858526
Surface area
2510840056425846
Volume
8.560550570987E+21
Space diagonal
35431906.92318
Perimeter
61369863
Area
1.8120427280869E+14
Altitude
17715953.46159
Surface area
1.8120427280869E+14
Volume
1.0088705599059E+21
Height
9643343.6195088