20138843 is an odd 8-digits prime number following 20138842
and preceding 20138844 . In scientific notation, it is written as 2.0138843 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 20138842 positive integers (up to 20138843) that are relatively prime to 20138843.
20138843 has 2 divisors, whose sum is 20138844
The reverse of 20138843 is 34883102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred thirty-eight thousand eight hundred forty-three
Scientific notation
2.0138843 × 10^7
Engineering notation
2.0138843 × 10^6
Prime Factorization
20138843
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20138843
Product of the distinct prime numbers
The prime factorization of 20138843 is 20138843.
Since it has a total of 1 prime factors.
7 , 6 , 40 , 98 , 94 , 260 , 1016 , 7270 , 45278 , 72891 , 97326 , 385426 , 7935597 , 8004744 , 77474190 , 98695479 , 616161640 , 872127102 , 760153995 , 5585272073
n×2
40277686
n×3
60416529
n×4
80555372
n×5
100694215
n÷2
10069421.5
n÷3
6712947.6666667
n÷3
5034710.75
n÷5
4027768.6
n2
405572997378649
n3
8.167770919248E+21
n4
1.644894562027E+29
n5
3.3126273336216E+36
2 √n
4487.6322264642
3 √n
272.06844352434
4 √n
66.989791957165
5 √n
28.893949089993
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20138844
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10069422
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4487.6323378815
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999006894
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20138843 can be divided by 2 positive divisors.
The sum of these divisors (counting 20138843) is 20138844, the average is 10069422.
Base
System
Value
2
Binary
1001100110100101101011011
3
Ternary
1101220011022002
4
Quaternary
1030310231123
5
Quinary
20123420333
6
Senary
1555351215
8
Octal
114645533
10
Decimal
20138843
12
Duodecimal
68b250b
16
Hexadecimal
1334b5b
20
Vigesimal
65h723
36
Base36
bzn8b
md5
d45316be62297ff65a2bbb3e86dd6898
sha1
15671c2316ec9e0a8125f5f167e0a0e58c959fa0
sha256
f3c49f07f8f54f6ce4f78758089850f5aa3076936ea5988e9dfc08cfd5dbd70e
sha512
2caba43fa91851c5a5ac275474b61e258907c38b70cf72b690d795a8c044afa059c9df2af0649d16eeeefed370d1d67c995dde0834c04e85be544f5608ec1002
ripemd-160
7dd5773e826170cc10f4babe3308d027609c3f29
Diameter
40277686
Circumference
126536082.4412
Area
1.2741451490592E+15
Volume
3.4213078821485E+22
Surface area
5.0965805962366E+15
Circumference
126536082.4412
Perimeter
80555372
Area
405572997378649
Diagonal
28480624.901102
Surface area
2433437984271894
Volume
8.167770919248E+21
Space diagonal
34881499.281653
Perimeter
60416529
Area
1.7561825940945E+14
Altitude
17440749.640826
Surface area
1.7561825940945E+14
Volume
9.6258103402976E+20
Height
9493541.6337008