20488521 is an odd 8-digits composite number following 20488520
and preceding 20488522 . In scientific notation, it is written as 2.0488521 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13659012 positive integers (up to 20488521) that are relatively prime to 20488521.
20488521 has 4 divisors, whose sum is 27318032
The reverse of 20488521 is 12588402
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred eighty-eight thousand five hundred twenty-one
Scientific notation
2.0488521 × 10^7
Engineering notation
2.0488521 × 10^6
Prime Factorization
3 × 6829507
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20488521
Product of the distinct prime numbers
The prime factorization of 20488521 is 3 × 6829507.
Since it has a total of 2 prime factors.
4 , 10 , 80 , 4 , 666 , 713 , 8928 , 8326 , 29619 , 24164 , 149327 , 446210 , 7061599 , 2686516 , 54067919 , 62112935 , 520980337 , 995463389 , 4655749905 , 3268700808
n×2
40977042
n×3
61465563
n×4
81954084
n×5
102442605
n÷2
10244260.5
n÷3
6829507
n÷3
5122130.25
n÷5
4097704.2
n2
419779492767441
n3
8.6006609529351E+21
n4
1.7621482254809E+29
n5
3.6103810922878E+36
2 √n
4526.4247480766
3 √n
273.63409075141
4 √n
67.278709470951
5 √n
28.993598586151
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
-20488520
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 20488521 can be divided by 4 positive divisors.
The sum of these divisors (counting 20488521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001010000101001001
3
Ternary
1102112220222010
4
Quaternary
1032022011021
5
Quinary
20221113041
6
Senary
2011050133
8
Octal
116120511
10
Decimal
20488521
12
Duodecimal
6a40949
16
Hexadecimal
138a149
20
Vigesimal
681161
36
Base36
c751l
md5
361b4f3b8abd1ac32f1410c0cbb28a36
sha1
e1f450dcc0e712f93d69854f8044a954231252af
sha256
08f1a3ced0956db663d02d546c0f7e83160fef065599ea8ec936161f9bbe7ae9
sha512
132e736240511d61dd822a1d39bc51093542d96a48730ca3aed29ebce5e7d326b84fa73cdfe77e5ce6e2accae340d277d2393565a1f958ca32cedf92daac13e8
ripemd-160
d4c6265b31b746e4c860c777474fe6b5ab43d912
Diameter
40977042
Circumference
128733174.11304
Area
1.3187761706058E+15
Volume
3.6026364354343E+22
Surface area
5.2751046824234E+15
Circumference
128733174.11304
Perimeter
81954084
Area
419779492767441
Diagonal
28975144.271166
Surface area
2518676956604646
Volume
8.6006609529351E+21
Space diagonal
35487159.343942
Perimeter
61465563
Area
1.8176985236217E+14
Altitude
17743579.671971
Surface area
1.8176985236217E+14
Volume
1.0135976137511E+21
Height
9658381.423722