20407829 is an odd 8-digits composite number following 20407828
and preceding 20407830 . In scientific notation, it is written as 2.0407829 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 18837984 positive integers (up to 20407829) that are relatively prime to 20407829.
20407829 has 4 divisors, whose sum is 21977676
The reverse of 20407829 is 92870402
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million four hundred seven thousand eight hundred twenty-nine
Scientific notation
2.0407829 × 10^7
Engineering notation
2.0407829 × 10^6
Prime Factorization
13 × 1569833
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20407829
Product of the distinct prime numbers
The prime factorization of 20407829 is 13 × 1569833.
Since it has a total of 2 prime factors.
9 , 7 , 14 , 4 , 230 , 837 , 5471 , 7476 , 50248 , 91414 , 836574 , 847820 , 3940335 , 2406329 , 41041164 , 4614997 , 711994762 , 672319099 , 3930362780 , 428122689
n×2
40815658
n×3
61223487
n×4
81631316
n×5
102039145
n÷2
10203914.5
n÷3
6802609.6666667
n÷3
5101957.25
n÷5
4081565.8
n2
416479484493241
n3
8.4994421015462E+21
n4
1.7345516100376E+29
n5
3.5398432649321E+36
2 √n
4517.5025179849
3 √n
273.27439124982
4 √n
67.212368787188
5 √n
28.970724843076
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20407828
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20407829 can be divided by 4 positive divisors.
The sum of these divisors (counting 20407829) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110110011000010101
3
Ternary
1102101211021112
4
Quaternary
1031312120111
5
Quinary
20211022304
6
Senary
2005224405
8
Octal
115663025
10
Decimal
20407829
12
Duodecimal
6a02105
16
Hexadecimal
1376615
20
Vigesimal
67ajb9
36
Base36
c5es5
md5
7343d48ba7a230d42f294abb43a7ccd1
sha1
00500faa36e0e138c369344baf5290cb26eff40b
sha256
a34a0adc5e637e78411fe7306435e1308f71baef803754133b525d272aa3d24a
sha512
fed08996619478167a4cfd12b04118eeb1a95b8b28ec8f2f0274948c1431e6a599a07e9af836cc08c0d4a0bf021b6704e348c63e8e6fac234a94723d1aeaa0e6
ripemd-160
60f89d39d44c3d56404f66c74f6a8425bcf5a322
Diameter
40815658
Circumference
128226171.32423
Area
1.3084088888548E+15
Volume
3.5602379821106E+22
Surface area
5.2336355554193E+15
Circumference
128226171.32423
Perimeter
81631316
Area
416479484493241
Diagonal
28861028.550391
Surface area
2498876906959446
Volume
8.4994421015462E+21
Space diagonal
35347396.700178
Perimeter
61223487
Area
1.803409068631E+14
Altitude
17673698.350089
Surface area
1.803409068631E+14
Volume
1.0016688577176E+21
Height
9620342.8501303