20984775 is an odd 8-digits composite number following 20984774
and preceding 20984776 . In scientific notation, it is written as 2.0984775 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 9592800 positive integers (up to 20984775) that are relatively prime to 20984775.
20984775 has 8 divisors, whose sum is 23023872
The reverse of 20984775 is 57748902
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million nine hundred eighty-four thousand seven hundred seventy-five
Scientific notation
2.0984775 × 10^7
Engineering notation
2.0984775 × 10^6
Prime Factorization
15 × 35 × 39971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20984775
Product of the distinct prime numbers
The prime factorization of 20984775 is 15 × 35 × 39971.
Since it has a total of 3 prime factors.
2 , 8 , 65 , 28 , 744 , 602 , 4749 , 4830 , 72174 , 36956 , 450049 , 174387 , 4243677 , 7477454 , 40049772 , 81446366 , 472719715 , 610397278 , 1370733702 , 9494882529
n×2
41969550
n×3
62954325
n×4
83939100
n×5
104923875
n÷2
10492387.5
n÷3
6994925
n÷3
5246193.75
n÷5
4196955
n2
440360781800625
n3
9.2408719249102E+21
n4
1.9391761814806E+29
n5
4.0693175853729E+36
2 √n
4580.9142100677
3 √n
275.82572751781
4 √n
67.682451271121
5 √n
29.132708504506
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
-20984774
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 20984775 can be divided by 8 positive divisors.
The sum of these divisors (counting 20984775) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000011001111000111
3
Ternary
1110111010200220
4
Quaternary
1100003033013
5
Quinary
20333003100
6
Senary
2025435423
8
Octal
120031707
10
Decimal
20984775
12
Duodecimal
703bb73
16
Hexadecimal
14033c7
20
Vigesimal
6b31if
36
Base36
chryf
md5
6f7546b0ca31bdb812bab19aab77be52
sha1
45466d30cc7a06dcd6de6aa6fae8e48c48917425
sha256
bdde5d35917527f7194a01376a634d7b49add675bd251a16bc62eda2f862a99e
sha512
011606df5578f8f797c58bf5c6c7a891ec2bb80642c8140bcaf05165639e813aec4deafc82b5cc8a38782703bf730bdb7a98f4973e3dc93f20304fd1857c1f7d
ripemd-160
9efd979936275f93c085103ac73b9fd6dc32abac
Diameter
41969550
Circumference
131851229.95447
Area
1.3834341970339E+15
Volume
3.8708073802749E+22
Surface area
5.5337367881356E+15
Circumference
131851229.95447
Perimeter
83939100
Area
440360781800625
Diagonal
29676953.408348
Surface area
2642164690803750
Volume
9.2408719249102E+21
Space diagonal
36346696.485401
Perimeter
62954325
Area
1.9068181193486E+14
Altitude
18173348.242701
Surface area
1.9068181193486E+14
Volume
1.0890472003634E+21
Height
9892317.8027826