20138086 is an even 8-digits composite number following 20138085
and preceding 20138087 . In scientific notation, it is written as 2.0138086 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 10069042 positive integers (up to 20138086) that are relatively prime to 20138086.
20138086 has 4 divisors, whose sum is 30207132
The reverse of 20138086 is 68083102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred thirty-eight thousand eighty-six
Scientific notation
2.0138086 × 10^7
Engineering notation
2.0138086 × 10^6
Prime Factorization
2 × 10069043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20138086
Product of the distinct prime numbers
The prime factorization of 20138086 is 2 × 10069043.
Since it has a total of 2 prime factors.
1 , 4 , 30 , 91 , 64 , 176 , 307 , 8993 , 27280 , 1251 , 525488 , 600298 , 7037547 , 9454812 , 1723647 , 90358475 , 887131183 , 28450423 , 1834134080 , 3633462061
n×2
40276172
n×3
60414258
n×4
80552344
n×5
100690430
n÷2
10069043
n÷3
6712695.3333333
n÷3
5034521.5
n÷5
4027617.2
n2
405542507743396
n3
8.1668498975922E+21
n4
1.644647255868E+29
n5
3.3120047878334E+36
2 √n
4487.5478827529
3 √n
272.06503455008
4 √n
66.989162427611
5 √n
28.893731867501
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
-20138085
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 20138086 can be divided by 4 positive divisors.
The sum of these divisors (counting 20138086) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100100001100110
3
Ternary
1101220010021001
4
Quaternary
1030310201212
5
Quinary
20123404321
6
Senary
1555343514
8
Octal
114644146
10
Decimal
20138086
12
Duodecimal
68b1b9a
16
Hexadecimal
1334866
20
Vigesimal
65h546
36
Base36
bzmna
md5
7e26b18dd4014f4d2cb5b8901edf7f68
sha1
bc777b713942c294584c0f9dd460659021417668
sha256
58f01c195aa9a9dfebe9672c73a1799ab027ae7243b6be45320b8cf71f6dcbf3
sha512
74c08f78c813e8b93002ed7b2b2c35712c78c1180d9d152155a3672c37bdef6d3c738fa994fbc5f018c235496b7250cc1782a110c7797aabdc869a847b3b53ec
ripemd-160
65b004ecbc88c6e626a21b9e1e080481a8d1dc19
Diameter
40276172
Circumference
126531326.06992
Area
1.274049363045E+15
Volume
3.4209220854995E+22
Surface area
5.0961974521801E+15
Circumference
126531326.06992
Perimeter
80552344
Area
405542507743396
Diagonal
28479554.341436
Surface area
2433255046460376
Volume
8.1668498975922E+21
Space diagonal
34880188.119191
Perimeter
60414258
Area
1.7560505701011E+14
Altitude
17440094.059596
Surface area
1.7560505701011E+14
Volume
9.6247249058668E+20
Height
9493184.7804786