20138829 is an odd 8-digits composite number following 20138828
and preceding 20138830 . In scientific notation, it is written as 2.0138829 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 12636096 positive integers (up to 20138829) that are relatively prime to 20138829.
20138829 has 8 divisors, whose sum is 28431360
The reverse of 20138829 is 92883102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred thirty-eight thousand eight hundred twenty-nine
Scientific notation
2.0138829 × 10^7
Engineering notation
2.0138829 × 10^6
Prime Factorization
3 × 17 × 394879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20138829
Product of the distinct prime numbers
The prime factorization of 20138829 is 3 × 17 × 394879.
Since it has a total of 3 prime factors.
6 , 3 , 2 , 76 , 794 , 952 , 6258 , 2507 , 97393 , 58020 , 277126 , 379930 , 2620557 , 7314082 , 17210216 , 32120541 , 693645434 , 620074159 , 5585901410 , 3066835932
n×2
40277658
n×3
60416487
n×4
80555316
n×5
100694145
n÷2
10069414.5
n÷3
6712943
n÷3
5034707.25
n÷5
4027765.8
n2
405572433491241
n3
8.167753885194E+21
n4
1.6448899880801E+29
n5
3.3126158193757E+36
2 √n
4487.6306666213
3 √n
272.06838047936
4 √n
66.989780314771
5 √n
28.893945072728
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
-20138828
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 20138829 can be divided by 8 positive divisors.
The sum of these divisors (counting 20138829) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100101101001101
3
Ternary
1101220011021120
4
Quaternary
1030310231031
5
Quinary
20123420304
6
Senary
1555351153
8
Octal
114645515
10
Decimal
20138829
12
Duodecimal
68b24b9
16
Hexadecimal
1334b4d
20
Vigesimal
65h719
36
Base36
bzn7x
md5
a5a8d251cce91962265418e603957535
sha1
6a1bd473eb6d49539dff074efe334416498d0b2b
sha256
a553905377cb907783587676138ed4c0c7700709bfba040407071e51c7909ddc
sha512
884daf269da6a947d8cc22a4ff5be64424856a1fcbd844ccf403c4ae3b9eca9dd86b975e9427a5af06238b599378a6deba4d2bb6f5381d2f2153b03a9a36e7c8
ripemd-160
6bb763d70141865d972025b0e6e7aff60b968b0f
Diameter
40277658
Circumference
126535994.4766
Area
1.2741433775546E+15
Volume
3.4213007469407E+22
Surface area
5.0965735102185E+15
Circumference
126535994.4766
Perimeter
80555316
Area
405572433491241
Diagonal
28480605.102113
Surface area
2433434600947446
Volume
8.167753885194E+21
Space diagonal
34881475.032942
Perimeter
60416487
Area
1.7561801523904E+14
Altitude
17440737.516471
Surface area
1.7561801523904E+14
Volume
9.6257902654724E+20
Height
9493535.0340375