20148421 is an odd 8-digits composite number following 20148420
and preceding 20148422 . In scientific notation, it is written as 2.0148421 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 19960012 positive integers (up to 20148421) that are relatively prime to 20148421.
20148421 has 4 divisors, whose sum is 20336832
The reverse of 20148421 is 12484102
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred forty-eight thousand four hundred twenty-one
Scientific notation
2.0148421 × 10^7
Engineering notation
2.0148421 × 10^6
Prime Factorization
107 × 188303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20148421
Product of the distinct prime numbers
The prime factorization of 20148421 is 107 × 188303.
Since it has a total of 2 prime factors.
7 , 4 , 69 , 43 , 310 , 646 , 7519 , 5677 , 77576 , 37966 , 41476 , 918587 , 2546648 , 2769504 , 93170385 , 3140939 , 345844399 , 931630500 , 9285486051 , 5012800576
n×2
40296842
n×3
60445263
n×4
80593684
n×5
100742105
n÷2
10074210.5
n÷3
6716140.3333333
n÷3
5037105.25
n÷5
4029684.2
n2
405958868793241
n3
8.17943019713E+21
n4
1.6480260315189E+29
n5
3.3205122302002E+36
2 √n
4488.6992547953
3 √n
272.1115684537
4 √n
66.997755595209
5 √n
28.896696950051
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
-20148420
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 20148421 can be divided by 4 positive divisors.
The sum of these divisors (counting 20148421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110111000011000101
3
Ternary
1101220122102211
4
Quaternary
1030313003011
5
Quinary
20124222141
6
Senary
1555503421
8
Octal
114670305
10
Decimal
20148421
12
Duodecimal
68b7b71
16
Hexadecimal
13370c5
20
Vigesimal
65ib11
36
Base36
bzumd
md5
3e3be5c642978c18985b84b1147d419d
sha1
046237456848aa9c971983871c38b4abc3957ef6
sha256
fa3920a729dadc61623b12348bf591ec77e246aa851e002628b20e7995cd09e4
sha512
3f5baccf7a32384e52a238e35c5ac2d83202f441ddc84500cd706e4af95eaf9b11e9081574bec7b2631ab075050c33917fe6b9ccbf9a93fcac1dc2da9d5a84f4
ripemd-160
e43e66cb245913e11831d0eee7c75dbf0f1f23cd
Diameter
40296842
Circumference
126596262.79007
Area
1.2753573998605E+15
Volume
3.4261917090472E+22
Surface area
5.1014295994419E+15
Circumference
126596262.79007
Perimeter
80593684
Area
405958868793241
Diagonal
28494170.238603
Surface area
2435753212759446
Volume
8.17943019713E+21
Space diagonal
34898088.864288
Perimeter
60445263
Area
1.7578534663327E+14
Altitude
17449044.432144
Surface area
1.7578534663327E+14
Volume
9.6395509310544E+20
Height
9498056.746201