20231971 is an odd 8-digits composite number following 20231970
and preceding 20231972 . In scientific notation, it is written as 2.0231971 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20212432 positive integers (up to 20231971) that are relatively prime to 20231971.
20231971 has 4 divisors, whose sum is 20251512
The reverse of 20231971 is 17913202
Previous prime number is 1097
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million two hundred thirty-one thousand nine hundred seventy-one
Scientific notation
2.0231971 × 10^7
Engineering notation
2.0231971 × 10^6
Prime Factorization
1097 × 18443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20231971
Product of the distinct prime numbers
The prime factorization of 20231971 is 1097 × 18443.
Since it has a total of 2 prime factors.
1 , 8 , 86 , 73 , 943 , 430 , 5513 , 6607 , 34768 , 34681 , 862324 , 698603 , 5540817 , 9948774 , 82407907 , 43567917 , 810637294 , 681824179 , 5856820272 , 1701723029
n×2
40463942
n×3
60695913
n×4
80927884
n×5
101159855
n÷2
10115985.5
n÷3
6743990.3333333
n÷3
5057992.75
n÷5
4046394.2
n2
409332650544841
n3
8.2816063151764E+21
n4
1.6755321880206E+29
n5
3.38993186376E+36
2 √n
4497.9963317015
3 √n
272.48717387657
4 √n
67.067103200462
5 √n
28.920622639873
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
-20231970
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 20231971 can be divided by 4 positive divisors.
The sum of these divisors (counting 20231971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001011011100100011
3
Ternary
1102001220001021
4
Quaternary
1031023130203
5
Quinary
20134410341
6
Senary
2001350311
8
Octal
115133443
10
Decimal
20231971
12
Duodecimal
6938397
16
Hexadecimal
134b723
20
Vigesimal
668jib
36
Base36
c1n37
md5
145830322c389cef0db4834620d1a7a9
sha1
ebfaea55675e5c315bc6e23a4772853b7befac38
sha256
9cd59f840413f11f3edaf818901ad2d5b5f93b59204c3e2b46f595fcdee2abc5
sha512
a969ce74c67ee8e1983fcd7f2fade23a8ca02ca803d0898290e947d09eb66d248d31f2eacaf6e6baeba147d4d0234d45e5b39f010cac416b696800a34a93d8c1
ripemd-160
82e4b239bd22ee590af89590b2166a127d614156
Diameter
40463942
Circumference
127121222.92248
Area
1.2859564478261E+15
Volume
3.4689911412908E+22
Surface area
5.1438257913044E+15
Circumference
127121222.92248
Perimeter
80927884
Area
409332650544841
Diagonal
28612327.781739
Surface area
2455995903269046
Volume
8.2816063151764E+21
Space diagonal
35042801.70926
Perimeter
60695913
Area
1.7724623698513E+14
Altitude
17521400.85463
Surface area
1.7724623698513E+14
Volume
9.7599666409642E+20
Height
9537442.5939131