20237971 is an odd 8-digits composite number following 20237970
and preceding 20237972 . In scientific notation, it is written as 2.0237971 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 18681192 positive integers (up to 20237971) that are relatively prime to 20237971.
20237971 has 4 divisors, whose sum is 21794752
The reverse of 20237971 is 17973202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred thirty-seven thousand nine hundred seventy-one
Scientific notation
2.0237971 × 10^7
Engineering notation
2.0237971 × 10^6
Prime Factorization
13 × 1556767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20237971
Product of the distinct prime numbers
The prime factorization of 20237971 is 13 × 1556767.
Since it has a total of 2 prime factors.
6 , 8 , 64 , 9 , 895 , 634 , 3263 , 4761 , 46653 , 50110 , 32971 , 399117 , 6379963 , 4598854 , 31752529 , 46431877 , 638399684 , 734161820 , 7075555803 , 3822273121
n×2
40475942
n×3
60713913
n×4
80951884
n×5
101189855
n÷2
10118985.5
n÷3
6745990.3333333
n÷3
5059492.75
n÷5
4047594.2
n2
409575470196841
n3
8.288976488155E+21
n4
1.6775206578696E+29
n5
3.3949614425867E+36
2 √n
4498.6632458987
3 √n
272.51410750968
4 √n
67.072075008149
5 √n
28.922337778308
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
-20237970
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 20237971 can be divided by 4 positive divisors.
The sum of these divisors (counting 20237971) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001100111010010011
3
Ternary
1102002012021111
4
Quaternary
1031030322103
5
Quinary
20140103341
6
Senary
2001434151
8
Octal
115147223
10
Decimal
20237971
12
Duodecimal
693b957
16
Hexadecimal
134ce93
20
Vigesimal
669eib
36
Base36
c1rpv
md5
546016c6d58800ac505deed8e3e0d13a
sha1
ddad196ac330e51f17f32870e1b3246f105fbf2a
sha256
8d18299f544c4f5569c543d62f82b53654500a6f90dbc019e18e25cd97bae1f6
sha512
2108b9307183bef6b08d9adaf008ad9ce5a99677988e279db0b40271b73d578147d3c0808b05d349656a7588b28baec9f4e4b67784382e28195696e72c2cbc5e
ripemd-160
4554336dcfd8ea6cf195eef591b68df255880643
Diameter
40475942
Circumference
127158922.03433
Area
1.286719288261E+15
Volume
3.4720783521288E+22
Surface area
5.1468771530439E+15
Circumference
127158922.03433
Perimeter
80951884
Area
409575470196841
Diagonal
28620813.063113
Surface area
2457452821181046
Volume
8.288976488155E+21
Space diagonal
35053194.014106
Perimeter
60713913
Area
1.7735138097871E+14
Altitude
17526597.007053
Surface area
1.7735138097871E+14
Volume
9.7686524731171E+20
Height
9540271.0210378