20308971 is an odd 8-digits composite number following 20308970
and preceding 20308972 . In scientific notation, it is written as 2.0308971 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13494600 positive integers (up to 20308971) that are relatively prime to 20308971.
20308971 has 8 divisors, whose sum is 27168064
The reverse of 20308971 is 17980302
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million three hundred eight thousand nine hundred seventy-one
Scientific notation
2.0308971 × 10^7
Engineering notation
2.0308971 × 10^6
Prime Factorization
3 × 307 × 22051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20308971
Product of the distinct prime numbers
The prime factorization of 20308971 is 3 × 307 × 22051.
Since it has a total of 3 prime factors.
7 , 9 , 56 , 25 , 727 , 743 , 2511 , 4573 , 65338 , 40394 , 732607 , 143173 , 2800106 , 4158966 , 81142753 , 43708769 , 137800404 , 666663421 , 8298638371 , 5504451950
n×2
40617942
n×3
60926913
n×4
81235884
n×5
101544855
n÷2
10154485.5
n÷3
6769657
n÷3
5077242.75
n÷5
4061794.2
n2
412454303078841
n3
8.3765224800534E+21
n4
1.7011855212825E+29
n5
3.4549327417347E+36
2 √n
4506.5475699253
3 √n
272.83241871992
4 √n
67.130824290525
5 √n
28.942602758139
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
-20308970
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 20308971 can be divided by 8 positive divisors.
The sum of these divisors (counting 20308971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011110001111101011
3
Ternary
1102012210200010
4
Quaternary
1031132033223
5
Quinary
20144341341
6
Senary
2003143003
8
Octal
115361753
10
Decimal
20308971
12
Duodecimal
6974a63
16
Hexadecimal
135e3eb
20
Vigesimal
66ic8b
36
Base36
c3ai3
md5
270a8701ed5729659f6bb171b1d7206e
sha1
46f7347fd992a69a4a48e15a7a0a882f611e1bc8
sha256
096e2cdbedd56a2d201e32b5457f1a50631cbbfa53882bfc72785ca77a8ef4aa
sha512
06f23e9e675c2e0dfa6d93c642c466d51852e2ab8decd00b140ef7cdbf2d1cd7a9cef6623fe8e2fb28ed94b8778e8afdd5074a6abf587a2911911a44b53ea659
ripemd-160
2c93e0cae344b7e2e85face28883fc7271657728
Diameter
40617942
Circumference
127605028.19114
Area
1.295763408494E+15
Volume
3.5087495314621E+22
Surface area
5.1830536339759E+15
Circumference
127605028.19114
Perimeter
81235884
Area
412454303078841
Diagonal
28721222.226042
Surface area
2474725818473046
Volume
8.3765224800534E+21
Space diagonal
35176169.621443
Perimeter
60926913
Area
1.7859795218324E+14
Altitude
17588084.810721
Surface area
1.7859795218324E+14
Volume
9.8718264140122E+20
Height
9573740.742014