20147389 is an odd 8-digits prime number following 20147388
and preceding 20147390 . In scientific notation, it is written as 2.0147389 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 20147388 positive integers (up to 20147389) that are relatively prime to 20147389.
20147389 has 2 divisors, whose sum is 20147390
The reverse of 20147389 is 98374102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred forty-seven thousand three hundred eighty-nine
Scientific notation
2.0147389 × 10^7
Engineering notation
2.0147389 × 10^6
Prime Factorization
20147389
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20147389
Product of the distinct prime numbers
The prime factorization of 20147389 is 20147389.
Since it has a total of 1 prime factors.
1 , 5 , 25 , 29 , 554 , 925 , 6103 , 1469 , 92549 , 47934 , 489316 , 455551 , 3086831 , 1326463 , 1455099 , 45641705 , 873736839 , 873984091 , 724129064 , 7993290076
n×2
40294778
n×3
60442167
n×4
80589556
n×5
100736945
n÷2
10073694.5
n÷3
6715796.3333333
n÷3
5036847.25
n÷5
4029477.8
n2
405917283517321
n3
8.1781734128468E+21
n4
1.6476884105808E+29
n5
3.3196619358763E+36
2 √n
4488.5842979719
3 √n
272.10692253242
4 √n
66.996897674235
5 √n
28.896400926831
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20147390
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10073695
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4488.5844093656
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999007316
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20147389 can be divided by 2 positive divisors.
The sum of these divisors (counting 20147389) is 20147390, the average is 10073695.
Base
System
Value
2
Binary
1001100110110110010111101
3
Ternary
1101220121000121
4
Quaternary
1030312302331
5
Quinary
20124204024
6
Senary
1555454541
8
Octal
114666275
10
Decimal
20147389
12
Duodecimal
68b7451
16
Hexadecimal
1336cbd
20
Vigesimal
65i899
36
Base36
bzttp
md5
7d5146e916c1c95dfeb6a6c51d154aec
sha1
fbc11e7371afbb364e60ad6bf6850764539fddda
sha256
39ba69ae757a0f1f3414b92e82f5d5f9fb7cf247f344fd8b7d1af68071d75895
sha512
e61892986f691e387b788446eff7e8764e156ce7db198465573e0cf27a0a2a50b5c43285ec6f87bbdc1be9c5ba1f0d49c61060f47b39d39d8933d41e75302beb
ripemd-160
d8e8aa32085f34d0531ccd55e75e2b9f0dc13084
Diameter
40294778
Circumference
126589778.54283
Area
1.2752267558631E+15
Volume
3.4256652684777E+22
Surface area
5.1009070234526E+15
Circumference
126589778.54283
Perimeter
80589556
Area
405917283517321
Diagonal
28492710.770207
Surface area
2435503701103926
Volume
8.1781734128468E+21
Space diagonal
34896301.387854
Perimeter
60442167
Area
1.7576733968059E+14
Altitude
17448150.693927
Surface area
1.7576733968059E+14
Volume
9.6380697965725E+20
Height
9497570.2567355