20042389 is an odd 8-digits prime number following 20042388
and preceding 20042390 . In scientific notation, it is written as 2.0042389 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 20042388 positive integers (up to 20042389) that are relatively prime to 20042389.
20042389 has 2 divisors, whose sum is 20042390
The reverse of 20042389 is 98324002
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million forty-two thousand three hundred eighty-nine
Scientific notation
2.0042389 × 10^7
Engineering notation
2.0042389 × 10^6
Prime Factorization
20042389
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20042389
Product of the distinct prime numbers
The prime factorization of 20042389 is 20042389.
Since it has a total of 1 prime factors.
7 , 8 , 67 , 28 , 564 , 607 , 9038 , 8554 , 42697 , 92067 , 612895 , 466049 , 7802147 , 3326082 , 11242380 , 87392969 , 984276268 , 773550389 , 5075455404 , 2972453932
n×2
40084778
n×3
60127167
n×4
80169556
n×5
100211945
n÷2
10021194.5
n÷3
6680796.3333333
n÷3
5010597.25
n÷5
4008477.8
n2
401697356827321
n3
8.050974685805E+21
n4
1.6136076648206E+29
n5
3.2340552511715E+36
2 √n
4476.8726807896
3 √n
271.63339541772
4 √n
66.909436410641
5 √n
28.866218683443
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20042390
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10021195
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4476.8727924747
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999002115
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20042389 can be divided by 2 positive divisors.
The sum of these divisors (counting 20042389) is 20042390, the average is 10021195.
Base
System
Value
2
Binary
1001100011101001010010101
3
Ternary
1101201020222201
4
Quaternary
1030131022111
5
Quinary
20112324024
6
Senary
1553324501
8
Octal
114351225
10
Decimal
20042389
12
Duodecimal
6866731
16
Hexadecimal
131d295
20
Vigesimal
6555j9
36
Base36
bxkt1
md5
ab7d3ccc2dc349bbe49837fdce6cbdfd
sha1
89216a45cc1664641f6249120307cd8344a6b005
sha256
7da89127ef2f277aa3af664c46e7cc2533766a61f12ae327c976ee3303a06239
sha512
2e25b7bcf3be52b9ed71617d955f5fca15cd9b5c16d62da915fa29c958ce7fc3da6fa9719b3ecdbcdd65654048e54d7477f893b4010f20d55dde0047a12b338a
ripemd-160
fe837940bff918e73175322797c5305d6f652d3f
Diameter
40084778
Circumference
125930044.08558
Area
1.2619694651751E+15
Volume
3.3723843902883E+22
Surface area
5.0478778607006E+15
Circumference
125930044.08558
Perimeter
80169556
Area
401697356827321
Diagonal
28344218.346157
Surface area
2410184140963926
Volume
8.050974685805E+21
Space diagonal
34714436.05306
Perimeter
60127167
Area
1.7394005782276E+14
Altitude
17357218.02653
Surface area
1.7394005782276E+14
Volume
9.4881646591566E+20
Height
9448072.7820524