20112971 is an odd 8-digits composite number following 20112970
and preceding 20112972 . In scientific notation, it is written as 2.0112971 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 19238472 positive integers (up to 20112971) that are relatively prime to 20112971.
20112971 has 4 divisors, whose sum is 20987472
The reverse of 20112971 is 17921102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred twelve thousand nine hundred seventy-one
Scientific notation
2.0112971 × 10^7
Engineering notation
2.0112971 × 10^6
Prime Factorization
23 × 874477
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20112971
Product of the distinct prime numbers
The prime factorization of 20112971 is 23 × 874477.
Since it has a total of 2 prime factors.
10 , 7 , 70 , 29 , 801 , 108 , 903 , 4810 , 50383 , 30903 , 454147 , 151666 , 5282122 , 1391149 , 40362710 , 43638385 , 288136446 , 452686797 , 3827514395 , 6581773170
n×2
40225942
n×3
60338913
n×4
80451884
n×5
100564855
n÷2
10056485.5
n÷3
6704323.6666667
n÷3
5028242.75
n÷5
4022594.2
n2
404531602446841
n3
8.1363323885968E+21
n4
1.6364581737821E+29
n5
3.2914035791992E+36
2 √n
4484.748710909
3 √n
271.95188649413
4 √n
66.968266446945
5 √n
28.88652136746
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
-20112970
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 20112971 can be divided by 4 positive divisors.
The sum of these divisors (counting 20112971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101110011001001011
3
Ternary
1101211211210212
4
Quaternary
1030232121023
5
Quinary
20122103341
6
Senary
1555031335
8
Octal
114563113
10
Decimal
20112971
12
Duodecimal
689b54b
16
Hexadecimal
132e64b
20
Vigesimal
65e28b
36
Base36
bz39n
md5
fd9b09ba352ae6d4c8c685d379609220
sha1
e3e9539b4e40d0c5621e2ef17df26caaebd3baee
sha256
771731377b20f08af7a8a77812b22d5e93251ee6c12ade031ab12e9bd35271ce
sha512
382ed978d850b45571ff201175ffba5d70d3ad50f7072c0ee0b22da9d08f4d315e8685633bbe4142f8e2821bece36e3b3c44262f8be83c4276fe743ad8c4ae1a
ripemd-160
b53c82c3c90292b7c72de61779dac77fbdfeb387
Diameter
40225942
Circumference
126373523.87093
Area
1.2708735103919E+15
Volume
3.4081389412241E+22
Surface area
5.0834940415676E+15
Circumference
126373523.87093
Perimeter
80451884
Area
404531602446841
Diagonal
28444036.367817
Surface area
2427189614681046
Volume
8.1363323885968E+21
Space diagonal
34836687.663159
Perimeter
60338913
Area
1.751673221763E+14
Altitude
17418343.83158
Surface area
1.751673221763E+14
Volume
9.5887596766076E+20
Height
9481345.4559389