20984904 is an even 8-digits composite number following 20984903
and preceding 20984905 . In scientific notation, it is written as 2.0984904 × 10^7.
The sum of its digits is 36. It has a total of 6 prime factors and 24 positive divisors.
There are 6994944 positive integers (up to 20984904) that are relatively prime to 20984904.
20984904 has 24 divisors, whose sum is 56834310
The reverse of 20984904 is 40948902
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million nine hundred eighty-four thousand nine hundred four
Scientific notation
2.0984904 × 10^7
Engineering notation
2.0984904 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 3 × 291457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
1748742
Product of the distinct prime numbers
The prime factorization of 20984904 is 2 × 2 × 2 × 3 × 3 × 291457.
Since it has a total of 6 prime factors.
1 , 10 , 37 , 32 , 734 , 259 , 2050 , 4180 , 92700 , 80831 , 885402 , 185662 , 7031256 , 8293689 , 84161919 , 37573594 , 65801934 , 439935640 , 2846583946 , 8167168743
n×2
41969808
n×3
62954712
n×4
83939616
n×5
104924520
n÷2
10492452
n÷3
6994968
n÷3
5246226
n÷5
4196980.8
n2
440366195889216
n3
9.2410423455804E+21
n4
1.9392238648194E+29
n5
4.0694426637744E+36
2 √n
4580.9282902049
3 √n
275.82629271243
4 √n
67.6825552872
5 √n
29.132744321999
1 , 2 , 3 , 4 , 6 , 8 , 9 , 12 , 18 , 24 , 36 , 72 , 291457 , 582914 , 874371 , 1165828 , 1748742 , 2331656 , 2623113 , 3497484 , 5246226 , 6994968 , 10492452 , 20984904
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20984903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20984904 can be divided by 24 positive divisors.
The sum of these divisors (counting 20984904) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010000000011010001001000
3
Ternary
1110111010212200
4
Quaternary
1100003101020
5
Quinary
20333004104
6
Senary
2025440200
8
Octal
120032110
10
Decimal
20984904
12
Duodecimal
7040060
16
Hexadecimal
1403448
20
Vigesimal
6b3254
36
Base36
chs20
md5
61014e95f09aa202e60322b502c56de4
sha1
b1d1f0930cf57e8548cb34b584a6fb9c127a3bc4
sha256
ce26be82929bb4518d7cf9a3b836a9848d1a72acfe315010d041ab41a5c7cd64
sha512
16b878e222e9e4f28c31ade3ca0ebfec40b4e6b7fb1a264b2b0ce6631c698ef291b6aa96c5d870b6162c8dff9ee49d4d57b09a374f7cf88280c508e6ced27734
ripemd-160
a16bc076f006e1066ab1918fdf71958affddb7d9
Diameter
41969808
Circumference
131852040.48537
Area
1.3834512058948E+15
Volume
3.8708787659183E+22
Surface area
5.5338048235794E+15
Circumference
131852040.48537
Perimeter
83939616
Area
440366195889216
Diagonal
29677135.841897
Surface area
2642197175335296
Volume
9.2410423455804E+21
Space diagonal
36346919.919955
Perimeter
62954712
Area
1.9068415630399E+14
Altitude
18173459.959978
Surface area
1.9068415630399E+14
Volume
1.089067284632E+21
Height
9892378.6139658