20163871 is an odd 8-digits composite number following 20163870
and preceding 20163872 . In scientific notation, it is written as 2.0163871 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 15953760 positive integers (up to 20163871) that are relatively prime to 20163871.
20163871 has 8 divisors, whose sum is 24817184
The reverse of 20163871 is 17836102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred sixty-three thousand eight hundred seventy-one
Scientific notation
2.0163871 × 10^7
Engineering notation
2.0163871 × 10^6
Prime Factorization
7 × 13 × 221581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20163871
Product of the distinct prime numbers
The prime factorization of 20163871 is 7 × 13 × 221581.
Since it has a total of 3 prime factors.
5 , 3 , 22 , 79 , 694 , 556 , 8172 , 3504 , 31501 , 87412 , 784427 , 504323 , 6077569 , 8902698 , 73524768 , 49878510 , 315740303 , 396939721 , 6418020612 , 4667098910
n×2
40327742
n×3
60491613
n×4
80655484
n×5
100819355
n÷2
10081935.5
n÷3
6721290.3333333
n÷3
5040967.75
n÷5
4032774.2
n2
406581693704641
n3
8.1982608228219E+21
n4
1.6530867365573E+29
n5
3.3332627707753E+36
2 √n
4490.4199135493
3 √n
272.18110325914
4 √n
67.01059553197
5 √n
28.901127243549
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20163870
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20163871 can be divided by 8 positive divisors.
The sum of these divisors (counting 20163871) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111010110100011111
3
Ternary
1101221102122001
4
Quaternary
1030322310133
5
Quinary
20130220441
6
Senary
2000103131
8
Octal
114726437
10
Decimal
20163871
12
Duodecimal
6904aa7
16
Hexadecimal
133ad1f
20
Vigesimal
6609db
36
Base36
c06jj
md5
712462cc3be1d14dbcf9b937290eb92e
sha1
cb2ca9f01252eaeadc8f41e6ad763e7a4dbb9dd9
sha256
9a27b14d257afebd0393ff6c653745c96ae89a61d1610356af98e9188e4b16cb
sha512
8a08290352bf4027b2e672d73e438a2413ec8701b1f0fd97af1d0c2cff82ca50214b12f2e14061260c52869a8731982688bf0d149b46b5607e913f8e3a37f3f5
ripemd-160
fc4e5d5bf3973f702d130d526e13dd920d4331c7
Diameter
40327742
Circumference
126693338.00306
Area
1.2773140620266E+15
Volume
3.434079463092E+22
Surface area
5.1092562481064E+15
Circumference
126693338.00306
Perimeter
80655484
Area
406581693704641
Diagonal
28516019.838142
Surface area
2439490162227846
Volume
8.1982608228219E+21
Space diagonal
34924849.049265
Perimeter
60491613
Area
1.7605503773096E+14
Altitude
17462424.524632
Surface area
1.7605503773096E+14
Volume
9.6617430362556E+20
Height
9505339.9460472