20138091 is an odd 8-digits composite number following 20138090
and preceding 20138092 . In scientific notation, it is written as 2.0138091 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 13425392 positive integers (up to 20138091) that are relatively prime to 20138091.
20138091 has 4 divisors, whose sum is 26850792
The reverse of 20138091 is 19083102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred thirty-eight thousand ninety-one
Scientific notation
2.0138091 × 10^7
Engineering notation
2.0138091 × 10^6
Prime Factorization
3 × 6712697
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20138091
Product of the distinct prime numbers
The prime factorization of 20138091 is 3 × 6712697.
Since it has a total of 2 prime factors.
2 , 2 , 36 , 22 , 219 , 619 , 2676 , 7235 , 77240 , 60144 , 418335 , 478166 , 1051316 , 8997309 , 25862496 , 32787043 , 73209336 , 129698766 , 1884487527 , 133563914
n×2
40276182
n×3
60414273
n×4
80552364
n×5
100690455
n÷2
10069045.5
n÷3
6712697
n÷3
5034522.75
n÷5
4027618.2
n2
405542709124281
n3
8.1668559807313E+21
n4
1.6446488892386E+29
n5
3.3120088994536E+36
2 √n
4487.54843985
3 √n
272.0650570667
4 √n
66.989166585725
5 √n
28.893733302281
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
-20138090
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 20138091 can be divided by 4 positive divisors.
The sum of these divisors (counting 20138091) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100100001101011
3
Ternary
1101220010021020
4
Quaternary
1030310201223
5
Quinary
20123404331
6
Senary
1555343523
8
Octal
114644153
10
Decimal
20138091
12
Duodecimal
68b1ba3
16
Hexadecimal
133486b
20
Vigesimal
65h54b
36
Base36
bzmnf
md5
c99bd74559fe137577296299e2c2cf77
sha1
0294acb494af0da089ac4531d4262108e6f451df
sha256
baefedfbf0f137d037d49a0d32591d621df207f0bdf271843480390c78932e91
sha512
ca266e9aaf1593dc45fb3e54bca58a0918ae232fb1d2f4e6dae1df0c429932556733a35b69033584a3af467d568df58fdc215a7360399660c7deca10d160be87
ripemd-160
4f34bbbdec2e5fca2865c16c90bbf1ace3f034f7
Diameter
40276182
Circumference
126531357.48585
Area
1.2740499957017E+15
Volume
3.4209246335988E+22
Surface area
5.096199982807E+15
Circumference
126531357.48585
Perimeter
80552364
Area
405542709124281
Diagonal
28479561.412504
Surface area
2433256254745686
Volume
8.1668559807313E+21
Space diagonal
34880196.779446
Perimeter
60414273
Area
1.756051442106E+14
Altitude
17440098.389723
Surface area
1.756051442106E+14
Volume
9.624732074915E+20
Height
9493187.1375012