20309969 is an odd 8-digits composite number following 20309968
and preceding 20309970 . In scientific notation, it is written as 2.0309969 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 19766016 positive integers (up to 20309969) that are relatively prime to 20309969.
20309969 has 8 divisors, whose sum is 20858880
The reverse of 20309969 is 96990302
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million three hundred nine thousand nine hundred sixty-nine
Scientific notation
2.0309969 × 10^7
Engineering notation
2.0309969 × 10^6
Prime Factorization
47 × 193 × 2239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20309969
Product of the distinct prime numbers
The prime factorization of 20309969 is 47 × 193 × 2239.
Since it has a total of 3 prime factors.
9 , 5 , 74 , 80 , 239 , 759 , 1839 , 1859 , 91345 , 84219 , 736342 , 825057 , 2588499 , 1672334 , 73405054 , 30741751 , 112362109 , 81555638 , 3367435109 , 2502629462
n×2
40619938
n×3
60929907
n×4
81239876
n×5
101549845
n÷2
10154984.5
n÷3
6769989.6666667
n÷3
5077492.25
n÷5
4061993.8
n2
412494840780961
n3
8.3777574289213E+21
n4
1.7015199367091E+29
n5
3.4557817167444E+36
2 √n
4506.6582963433
3 √n
272.83688771861
4 √n
67.131648991689
5 √n
28.94288720534
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
-20309968
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 20309969 can be divided by 8 positive divisors.
The sum of these divisors (counting 20309969) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011110011111010001
3
Ternary
1102012212001002
4
Quaternary
1031132133101
5
Quinary
20144404334
6
Senary
2003151345
8
Octal
115363721
10
Decimal
20309969
12
Duodecimal
6975555
16
Hexadecimal
135e7d1
20
Vigesimal
66iei9
36
Base36
c3b9t
md5
b29bac18aefd61d7094c893600d9f06c
sha1
69ff085fb145a0f2e4cebb215cb151d7e321fffb
sha256
f88415d6b434e8ac04fc9702ee195549e7701f9c0d42e723d58009cbdd029410
sha512
be4f8da6fb89174ecae18305f4d20fcb174de9ec7b4680d14c2b80211da62725f51528b1cc3e18de59a20113ced830732409144a3417a9055c5aff94d01a81af
ripemd-160
39bf6b9bed11308cb18e21bb040995961708ffc9
Diameter
40619938
Circumference
127611298.81007
Area
1.2958907614412E+15
Volume
3.5092668256342E+22
Surface area
5.1835630457646E+15
Circumference
127611298.81007
Perimeter
81239876
Area
412494840780961
Diagonal
28722633.611177
Surface area
2474969044685766
Volume
8.3777574289213E+21
Space diagonal
35177898.208149
Perimeter
60929907
Area
1.7861550552316E+14
Altitude
17588949.104074
Surface area
1.7861550552316E+14
Volume
9.8732818152103E+20
Height
9574211.2037257