20138698 is an even 8-digits composite number following 20138697
and preceding 20138699 . In scientific notation, it is written as 2.0138698 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 10069348 positive integers (up to 20138698) that are relatively prime to 20138698.
20138698 has 4 divisors, whose sum is 30208050
The reverse of 20138698 is 89683102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million one hundred thirty-eight thousand six hundred ninety-eight
Scientific notation
2.0138698 × 10^7
Engineering notation
2.0138698 × 10^6
Prime Factorization
2 × 10069349
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20138698
Product of the distinct prime numbers
The prime factorization of 20138698 is 2 × 10069349.
Since it has a total of 2 prime factors.
7 , 7 , 75 , 91 , 682 , 971 , 77 , 760 , 8935 , 76592 , 759254 , 113586 , 915930 , 6962841 , 37510348 , 61426182 , 688404509 , 44246692 , 7263981200 , 556153418
n×2
40277396
n×3
60416094
n×4
80554792
n×5
100693490
n÷2
10069349
n÷3
6712899.3333333
n÷3
5034674.5
n÷5
4027739.6
n2
405567157135204
n3
8.1675944962644E+21
n4
1.6448471894673E+29
n5
3.3125080804831E+36
2 √n
4487.6160709223
3 √n
272.06779055702
4 √n
66.989671374939
5 √n
28.893907482492
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
-20138697
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 20138698 can be divided by 4 positive divisors.
The sum of these divisors (counting 20138698) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100101011001010
3
Ternary
1101220011002201
4
Quaternary
1030310223022
5
Quinary
20123414243
6
Senary
1555350414
8
Octal
114645312
10
Decimal
20138698
12
Duodecimal
68b240a
16
Hexadecimal
1334aca
20
Vigesimal
65h6ei
36
Base36
bzn4a
md5
1a10b3fa54e037b3a4956cf9bb3b878a
sha1
bc3217fa1bf8e4f8a6e6201338b11032f566a36c
sha256
6c3920c4df0b3713d39c4e584ee2baf02fdec79647ad773c2dfa6e56f0ef361c
sha512
8b16bb1681170ca7be8173111bc93f956883d6f9f8c96399c5402dda295616cd2520e61cdfa6a1faa7273e038404a87197430a1123ea038d342c06598a192232
ripemd-160
fb862bfdd7118ccf09787f8c5cab094274e85b1e
Diameter
40277396
Circumference
126535171.37933
Area
1.2741268013933E+15
Volume
3.421233982262E+22
Surface area
5.096507205573E+15
Circumference
126535171.37933
Perimeter
80554792
Area
405567157135204
Diagonal
28480419.840136
Surface area
2433402942811224
Volume
8.1675944962644E+21
Space diagonal
34881248.134286
Perimeter
60416094
Area
1.7561573050986E+14
Altitude
17440624.067143
Surface area
1.7561573050986E+14
Volume
9.6256024238175E+20
Height
9493473.2800453