20382021 is an odd 8-digits composite number following 20382020
and preceding 20382022 . In scientific notation, it is written as 2.0382021 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 12352680 positive integers (up to 20382021) that are relatively prime to 20382021.
20382021 has 8 divisors, whose sum is 27999680
The reverse of 20382021 is 12028302
Previous prime number is 33
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million three hundred eighty-two thousand twenty-one
Scientific notation
2.0382021 × 10^7
Engineering notation
2.0382021 × 10^6
Prime Factorization
3 × 33 × 205879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20382021
Product of the distinct prime numbers
The prime factorization of 20382021 is 3 × 33 × 205879.
Since it has a total of 3 prime factors.
8 , 1 , 88 , 72 , 973 , 659 , 1844 , 1427 , 16860 , 72009 , 767997 , 597776 , 4645200 , 1401002 , 20138892 , 58483578 , 450390842 , 48910876 , 305121640 , 8770222926
n×2
40764042
n×3
61146063
n×4
81528084
n×5
101910105
n÷2
10191010.5
n÷3
6794007
n÷3
5095505.25
n÷5
4076404.2
n2
415426780044441
n3
8.4672373548282E+21
n4
1.7257940957809E+29
n5
3.5175171501883E+36
2 √n
4514.6451687813
3 √n
273.15914723337
4 √n
67.191109298636
5 √n
28.963393784369
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
-20382020
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 20382021 can be divided by 8 positive divisors.
The sum of these divisors (counting 20382021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110000000101000101
3
Ternary
1102100111212200
4
Quaternary
1031300011011
5
Quinary
20204211041
6
Senary
2004505113
8
Octal
115600505
10
Decimal
20382021
12
Duodecimal
69ab199
16
Hexadecimal
1370145
20
Vigesimal
677f11
36
Base36
c4uv9
md5
3dde079df996139867335eb654f422a2
sha1
67bc4b40ad3824a776d35785e76115648fd35d44
sha256
b00f30e920f694194c1c7939c3dd9db6d087de9beefd3e04048ec5c4f1d31fe4
sha512
e031df65f9a9274788242ab46e4f150cad8254acffcb377a38fc1e68fb4b8954a7110980b28ea6405e72de0af0437aa3b677705d88371a047055c56f7f1cd66d
ripemd-160
7e48b7cdf3fc58794f9c64922df6a299fa8c0954
Diameter
40764042
Circumference
128064014.87783
Area
1.3051017202921E+15
Volume
3.5467480893506E+22
Surface area
5.2204068811683E+15
Circumference
128064014.87783
Perimeter
81528084
Area
415426780044441
Diagonal
28824530.526773
Surface area
2492560680266646
Volume
8.4672373548282E+21
Space diagonal
35302695.932936
Perimeter
61146063
Area
1.7988507246543E+14
Altitude
17651347.966468
Surface area
1.7988507246543E+14
Volume
9.9787349191918E+20
Height
9608176.8422577