20108971 is an odd 8-digits composite number following 20108970
and preceding 20108972 . In scientific notation, it is written as 2.0108971 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19988392 positive integers (up to 20108971) that are relatively prime to 20108971.
20108971 has 4 divisors, whose sum is 20229552
The reverse of 20108971 is 17980102
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred eight thousand nine hundred seventy-one
Scientific notation
2.0108971 × 10^7
Engineering notation
2.0108971 × 10^6
Prime Factorization
167 × 120413
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20108971
Product of the distinct prime numbers
The prime factorization of 20108971 is 167 × 120413.
Since it has a total of 2 prime factors.
6 , 9 , 14 , 72 , 270 , 834 , 3083 , 6346 , 50683 , 17415 , 382972 , 126360 , 7042392 , 2393357 , 88433776 , 57135125 , 507196865 , 525767620 , 8764340300 , 7139199731
n×2
40217942
n×3
60326913
n×4
80435884
n×5
100544855
n÷2
10054485.5
n÷3
6702990.3333333
n÷3
5027242.75
n÷5
4021794.2
n2
404370714678841
n3
8.1314789747261E+21
n4
1.6351567488988E+29
n5
3.288131964406E+36
2 √n
4484.3027328672
3 √n
271.93385700681
4 √n
66.964936592721
5 √n
28.885372305212
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
-20108970
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 20108971 can be divided by 4 positive divisors.
The sum of these divisors (counting 20108971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101101011010101011
3
Ternary
1101211122022201
4
Quaternary
1030231122223
5
Quinary
20121441341
6
Senary
1555001031
8
Octal
114553253
10
Decimal
20108971
12
Duodecimal
6899177
16
Hexadecimal
132d6ab
20
Vigesimal
65dc8b
36
Base36
bz06j
md5
e24360d9d260e066c66612cac0ac7d46
sha1
70f7ca4fd8febaefce8b36cac6c85fa4d8adad61
sha256
289a319eed048f690126afb3b76223b62d2b069fc80308a1b2bab39fff8e3af9
sha512
4003455a92954e1f9e70c5bdb5d8779970897fec6c01eb0f8d84e1edb14478c44d03c4bf140d58d3449d7f41cb6288f55e35fe01a114438bdd796a95235e31b0
ripemd-160
bda41e48221ca8beab7532d50f832dd8c61b86af
Diameter
40217942
Circumference
126348391.1297
Area
1.2703680665619E+15
Volume
3.4061059479759E+22
Surface area
5.0814722662476E+15
Circumference
126348391.1297
Perimeter
80435884
Area
404370714678841
Diagonal
28438379.513567
Surface area
2426224288073046
Volume
8.1314789747261E+21
Space diagonal
34829759.459929
Perimeter
60326913
Area
1.7509765572917E+14
Altitude
17414879.729965
Surface area
1.7509765572917E+14
Volume
9.5830398735078E+20
Height
9479459.8378558