20168871 is an odd 8-digits composite number following 20168870
and preceding 20168872 . In scientific notation, it is written as 2.0168871 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13445912 positive integers (up to 20168871) that are relatively prime to 20168871.
20168871 has 4 divisors, whose sum is 26891832
The reverse of 20168871 is 17886102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred sixty-eight thousand eight hundred seventy-one
Scientific notation
2.0168871 × 10^7
Engineering notation
2.0168871 × 10^6
Prime Factorization
3 × 6722957
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20168871
Product of the distinct prime numbers
The prime factorization of 20168871 is 3 × 6722957.
Since it has a total of 2 prime factors.
3 , 6 , 91 , 43 , 820 , 200 , 9424 , 7129 , 45922 , 75357 , 113578 , 989159 , 1177702 , 3402750 , 26989712 , 83202648 , 159243792 , 737511936 , 7418930075 , 5486654755
n×2
40337742
n×3
60506613
n×4
80675484
n×5
100844355
n÷2
10084435.5
n÷3
6722957
n÷3
5042217.75
n÷5
4033774.2
n2
406783357414641
n3
8.2043610606428E+21
n4
1.6547269986953E+29
n5
3.3373975376902E+36
2 √n
4490.9766198456
3 √n
272.20359882468
4 √n
67.01474927093
5 √n
28.902560413849
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
-20168870
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 20168871 can be divided by 4 positive divisors.
The sum of these divisors (counting 20168871) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100000010100111
3
Ternary
1101221200111020
4
Quaternary
1030330002213
5
Quinary
20130400441
6
Senary
2000142223
8
Octal
114740247
10
Decimal
20168871
12
Duodecimal
6907973
16
Hexadecimal
133c0a7
20
Vigesimal
66123b
36
Base36
c0aef
md5
1afb5b79125e591028bd1b935e82c5a5
sha1
ee1b0f5eed2fb973de6b4c33f0cac7ad7455989a
sha256
e89d9d1c2e2448c0cf726ebf6d1b49dff8d3d913a0b05a3b9d258a5645368d56
sha512
d7339e85fac99a5b48c785e5efa3a561b68526db07ba20e8ad6fee5fb66ce17b2111afade75703a772f7401a5abdf5f249f71e751d83dffd5f848e3ed6597ae2
ripemd-160
30744104748e96b74cbcb1f87b1b5aac77b8ddba
Diameter
40337742
Circumference
126724753.9296
Area
1.2779476072564E+15
Volume
3.4366347247351E+22
Surface area
5.1117904290257E+15
Circumference
126724753.9296
Perimeter
80675484
Area
406783357414641
Diagonal
28523090.905953
Surface area
2440700144487846
Volume
8.2043610606428E+21
Space diagonal
34933509.303303
Perimeter
60506613
Area
1.761423606789E+14
Altitude
17466754.651651
Surface area
1.761423606789E+14
Volume
9.6689322354723E+20
Height
9507696.9686511