20216971 is an odd 8-digits composite number following 20216970
and preceding 20216972 . In scientific notation, it is written as 2.0216971 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20176744 positive integers (up to 20216971) that are relatively prime to 20216971.
20216971 has 4 divisors, whose sum is 20257200
The reverse of 20216971 is 17961202
Previous prime number is 509
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred sixteen thousand nine hundred seventy-one
Scientific notation
2.0216971 × 10^7
Engineering notation
2.0216971 × 10^6
Prime Factorization
509 × 39719
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20216971
Product of the distinct prime numbers
The prime factorization of 20216971 is 509 × 39719.
Since it has a total of 2 prime factors.
8 , 2 , 27 , 40 , 869 , 69 , 8198 , 5978 , 80082 , 40124 , 106488 , 829136 , 7322527 , 4544810 , 36074001 , 55606414 , 545364300 , 32413958 , 1032787772 , 2862263864
n×2
40433942
n×3
60650913
n×4
80867884
n×5
101084855
n÷2
10108485.5
n÷3
6738990.3333333
n÷3
5054242.75
n÷5
4043394.2
n2
408725916414841
n3
8.2631999991073E+21
n4
1.6705687474915E+29
n5
3.3773839921542E+36
2 √n
4496.3286134356
3 √n
272.419816489
4 √n
67.054668841443
5 √n
28.916333012851
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
-20216970
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 20216971 can be divided by 4 positive divisors.
The sum of these divisors (counting 20216971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111110010001011
3
Ternary
1102001010110201
4
Quaternary
1031013302023
5
Quinary
20133420341
6
Senary
2001153031
8
Octal
115076213
10
Decimal
20216971
12
Duodecimal
692b777
16
Hexadecimal
1347c8b
20
Vigesimal
66728b
36
Base36
c1bij
md5
021f8a2602b9da030797eb81ee5025e0
sha1
ebd50b6ee30951836a43ced5ed370c54b97e69d3
sha256
b703f52ec414492f7c819b3df6e394d3663059ca1257e9fb68b2c990acb69709
sha512
9d41f05489aa61fcfeac0589f7d4a89f480db3328971ac385dfcb7c9efd6e0a6878a7164db811be99188b0e6f4e85489e3beaf7b74fe2e9ba3b040ec3ea71be0
ripemd-160
8b6af74ae61ba10d2f8f1c7af6702596cb8dbcf8
Diameter
40433942
Circumference
127026975.14288
Area
1.2840503363406E+15
Volume
3.4612811216451E+22
Surface area
5.1362013453625E+15
Circumference
127026975.14288
Perimeter
80867884
Area
408725916414841
Diagonal
28591114.578304
Surface area
2452355498489046
Volume
8.2631999991073E+21
Space diagonal
35016820.947147
Perimeter
60650913
Area
1.7698351340016E+14
Altitude
17508410.473573
Surface area
1.7698351340016E+14
Volume
9.738274589449E+20
Height
9530371.5261012