20138169 is an odd 8-digits composite number following 20138168
and preceding 20138170 . In scientific notation, it is written as 2.0138169 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13425444 positive integers (up to 20138169) that are relatively prime to 20138169.
20138169 has 4 divisors, whose sum is 26850896
The reverse of 20138169 is 96183102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred thirty-eight thousand one hundred sixty-nine
Scientific notation
2.0138169 × 10^7
Engineering notation
2.0138169 × 10^6
Prime Factorization
3 × 6712723
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20138169
Product of the distinct prime numbers
The prime factorization of 20138169 is 3 × 6712723.
Since it has a total of 2 prime factors.
8 , 3 , 17 , 71 , 315 , 262 , 2642 , 4484 , 80287 , 54341 , 609209 , 155260 , 6800887 , 2369433 , 47082047 , 31249372 , 528721578 , 17658690 , 5397479717 , 7325937243
n×2
40276338
n×3
60414507
n×4
80552676
n×5
100690845
n÷2
10069084.5
n÷3
6712723
n÷3
5034542.25
n÷5
4027633.8
n2
405545850672561
n3
8.1669508780928E+21
n4
1.6446743699773E+29
n5
3.3120730412572E+36
2 √n
4487.5571305556
3 √n
272.06540832553
4 √n
66.989231452194
5 √n
28.893755684817
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
-20138168
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 20138169 can be divided by 4 positive divisors.
The sum of these divisors (counting 20138169) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100100010111001
3
Ternary
1101220010101010
4
Quaternary
1030310202321
5
Quinary
20123410134
6
Senary
1555344133
8
Octal
114644271
10
Decimal
20138169
12
Duodecimal
68b2049
16
Hexadecimal
13348b9
20
Vigesimal
65h589
36
Base36
bzmpl
md5
8cddc107d9dc368277ad2219a96eb457
sha1
1188a4cb4d0a329089641ba6ef8837d6c639ac9e
sha256
b4611bbba49d378c934a065adc0df5002e71091755e0ead2e5434d6bdb7349c0
sha512
4298fdb13e8a374c54c6b547f742d9e25c15820b09478f8cbf44612c00ff06adc04112f178144862089d1d513e6e8a82611f1b940da1a09a240b08c877358ae5
ripemd-160
d634895c26457fb4fbedb913ed517064141baf2c
Diameter
40276338
Circumference
126531847.5743
Area
1.2740598651667E+15
Volume
3.4209643841127E+22
Surface area
5.096239460667E+15
Circumference
126531847.5743
Perimeter
80552676
Area
405545850672561
Diagonal
28479671.721161
Surface area
2433275104035366
Volume
8.1669508780928E+21
Space diagonal
34880331.879409
Perimeter
60414507
Area
1.756065045409E+14
Altitude
17440165.939704
Surface area
1.756065045409E+14
Volume
9.6248439125281E+20
Height
9493223.9070538