20821452 is an even 8-digits composite number following 20821451
and preceding 20821453 . In scientific notation, it is written as 2.0821452 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 12 positive divisors.
There are 6940480 positive integers (up to 20821452) that are relatively prime to 20821452.
20821452 has 12 divisors, whose sum is 48583416
The reverse of 20821452 is 25412802
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million eight hundred twenty-one thousand four hundred fifty-two
Scientific notation
2.0821452 × 10^7
Engineering notation
2.0821452 × 10^6
Prime Factorization
2 × 2 × 3 × 1735121
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10410726
Product of the distinct prime numbers
The prime factorization of 20821452 is 2 × 2 × 3 × 1735121.
Since it has a total of 4 prime factors.
3 , 10 , 16 , 36 , 442 , 437 , 9085 , 868 , 97093 , 15640 , 68546 , 696748 , 9920187 , 6334619 , 97268685 , 31289446 , 365581271 , 761419893 , 7354759555 , 8521032395
n×2
41642904
n×3
62464356
n×4
83285808
n×5
104107260
n÷2
10410726
n÷3
6940484
n÷3
5205363
n÷5
4164290.4
n2
433532863388304
n3
9.0267837054621E+21
n4
1.8795074363766E+29
n5
3.9134073870159E+36
2 √n
4563.0529253998
3 √n
275.10828572979
4 √n
67.550373243971
5 √n
29.087219110415
1 , 2 , 3 , 4 , 6 , 12 , 1735121 , 3470242 , 5205363 , 6940484 , 10410726 , 20821452
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20821451
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20821452 can be divided by 12 positive divisors.
The sum of these divisors (counting 20821452) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001111011011010111001100
3
Ternary
1110011211122220
4
Quaternary
1033123113030
5
Quinary
20312241302
6
Senary
2022135340
8
Octal
117332714
10
Decimal
20821452
12
Duodecimal
6b81550
16
Hexadecimal
13db5cc
20
Vigesimal
6a2dcc
36
Base36
ce9xo
md5
f20f14f8ee09010e9a478c2ff1335e23
sha1
a72269891c341aff031b1b5f8248dc03a65fc527
sha256
1f92fe761f871f07ec425d4a4407f1d3a8c10c54a47de5fc0dd8db135bc4caa9
sha512
09acb367144f8403423804d6b51b788badc9db680fd22f719d2e50e128b5240a9f9d2fff4468775b38449bdf468287c7a5d707a8958a60234f3d511a4d5cbe58
ripemd-160
12c3a7b31a6caee89713d20b9353e1dc7887e8e2
Diameter
41642904
Circumference
130825041.28055
Area
1.3619836587104E+15
Volume
3.7811303166165E+22
Surface area
5.4479346348418E+15
Circumference
130825041.28055
Perimeter
83285808
Area
433532863388304
Diagonal
29445979.8067
Surface area
2601197180329824
Volume
9.0267837054621E+21
Space diagonal
36063812.751357
Perimeter
62464356
Area
1.8772523653484E+14
Altitude
18031906.375678
Surface area
1.8772523653484E+14
Volume
1.0638166617394E+21
Height
9815326.6022335