20404830 is an even 8-digits composite number following 20404829
and preceding 20404831 . In scientific notation, it is written as 2.0404830 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 5441280 positive integers (up to 20404830) that are relatively prime to 20404830.
20404830 has 8 divisors, whose sum is 32647776
The reverse of 20404830 is 03840402
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million four hundred four thousand eight hundred thirty
Scientific notation
2.0404830 × 10^7
Engineering notation
2.0404830 × 10^6
Prime Factorization
2 × 15 × 680161
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20404830
Product of the distinct prime numbers
The prime factorization of 20404830 is 2 × 15 × 680161.
Since it has a total of 3 prime factors.
7 , 6 , 48 , 65 , 164 , 946 , 6770 , 4361 , 16137 , 18717 , 16861 , 888245 , 9113828 , 7575142 , 32996176 , 15089740 , 370370764 , 206457797 , 3915325357 , 8219288039
n×2
40809660
n×3
61214490
n×4
81619320
n×5
102024150
n÷2
10202415
n÷3
6801610
n÷3
5101207.5
n÷5
4080966
n2
416357087328900
n3
8.4956955862414E+21
n4
1.7335322416901E+29
n5
3.5372430691204E+36
2 √n
4517.1705745964
3 √n
273.26100439311
4 √n
67.209899379455
5 √n
28.969873323678
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
-20404829
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 20404830 can be divided by 8 positive divisors.
The sum of these divisors (counting 20404830) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101101001011110
3
Ternary
1102101200011110
4
Quaternary
1031311221132
5
Quinary
20210423310
6
Senary
2005202450
8
Octal
115655136
10
Decimal
20404830
12
Duodecimal
6a00426
16
Hexadecimal
1375a5e
20
Vigesimal
67ac1a
36
Base36
c5cgu
md5
f538895070e185263c4666c39bf653a7
sha1
0774fa0d309634ffc60f16cc17fb8f54592a37f9
sha256
aa98edf671e42ac10de70e566cf6f8b467b42f44cb6e3923baec7f7619e2f5f0
sha512
c9f9bfa38e8748864dbde374bc674ba7f6bb48dd8d4496973d1de34d08ed27c4b5f3a5cba5993d9e4108979ac97e6910af114408ed9a9bd0977a9b4a6fa87483
ripemd-160
f8e48307a1f82adc24e512c70a5158161a9d8170
Diameter
40809660
Circumference
128207328.0515
Area
1.3080243668225E+15
Volume
3.5586686454495E+22
Surface area
5.2320974672901E+15
Circumference
128207328.0515
Perimeter
81619320
Area
416357087328900
Diagonal
28856787.323917
Surface area
2498142523973400
Volume
8.4956955862414E+21
Space diagonal
35342202.279806
Perimeter
61214490
Area
1.8028790733626E+14
Altitude
17671101.139903
Surface area
1.8028790733626E+14
Volume
1.0012273266546E+21
Height
9618929.1079725