20488965 is an odd 8-digits composite number following 20488964
and preceding 20488966 . In scientific notation, it is written as 2.0488965 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 9249600 positive integers (up to 20488965) that are relatively prime to 20488965.
20488965 has 8 divisors, whose sum is 21525504
The reverse of 20488965 is 56988402
Previous prime number is 415
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million four hundred eighty-eight thousand nine hundred sixty-five
Scientific notation
2.0488965 × 10^7
Engineering notation
2.0488965 × 10^6
Prime Factorization
21 × 415 × 2351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20488965
Product of the distinct prime numbers
The prime factorization of 20488965 is 21 × 415 × 2351.
Since it has a total of 3 prime factors.
8 , 2 , 89 , 29 , 98 , 48 , 1984 , 2808 , 97998 , 40084 , 364036 , 231225 , 1789340 , 3146549 , 75534634 , 20329336 , 240119703 , 373462557 , 9899839660 , 5274386389
n×2
40977930
n×3
61466895
n×4
81955860
n×5
102444825
n÷2
10244482.5
n÷3
6829655
n÷3
5122241.25
n÷5
4097793
n2
419797686771225
n3
8.6012201113366E+21
n4
1.7623009781847E+29
n5
3.6107723061492E+36
2 √n
4526.4737931419
3 √n
273.63606734859
4 √n
67.279073961685
5 √n
28.99372424721
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
-20488964
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 20488965 can be divided by 8 positive divisors.
The sum of these divisors (counting 20488965) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001010001100000101
3
Ternary
1102112221120120
4
Quaternary
1032022030011
5
Quinary
20221121330
6
Senary
2011052153
8
Octal
116121405
10
Decimal
20488965
12
Duodecimal
6a41059
16
Hexadecimal
138a305
20
Vigesimal
681285
36
Base36
c75dx
md5
d2a535f9c6d6d8eae5e2e3c05eb90258
sha1
1c30fdc78c2f488a4cef1a4472ad0f06972a60ba
sha256
1bed2edc818f9fb6332198cf9a03699f062ddd998b630863c483b68697a46cc1
sha512
4a8259ac1525b7202520364a1fdbffee72fc94077a1ab51e627a1a5aec3a512710c04a80146fdd638173356439a672db33e9020e7e3eb1014187611fd9f74aa3
ripemd-160
f690529e9bae1fb71cdf7ff02447ade052d8c5f2
Diameter
40977930
Circumference
128735963.84732
Area
1.3188333287545E+15
Volume
3.6028706551578E+22
Surface area
5.2753333150179E+15
Circumference
128735963.84732
Perimeter
81955860
Area
419797686771225
Diagonal
28975772.181988
Surface area
2518786120627350
Volume
8.6012201113366E+21
Space diagonal
35487928.3745
Perimeter
61466895
Area
1.8177773059691E+14
Altitude
17743964.18725
Surface area
1.8177773059691E+14
Volume
1.0136635112007E+21
Height
9658590.7273292