20308942 is an even 8-digits composite number following 20308941
and preceding 20308943 . In scientific notation, it is written as 2.0308942 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 10144512 positive integers (up to 20308942) that are relatively prime to 20308942.
20308942 has 8 divisors, whose sum is 30493296
The reverse of 20308942 is 24980302
Previous prime number is 1153
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million three hundred eight thousand nine hundred forty-two
Scientific notation
2.0308942 × 10^7
Engineering notation
2.0308942 × 10^6
Prime Factorization
2 × 1153 × 8807
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20308942
Product of the distinct prime numbers
The prime factorization of 20308942 is 2 × 1153 × 8807.
Since it has a total of 3 prime factors.
7 , 10 , 65 , 2 , 548 , 92 , 4298 , 9729 , 59245 , 78643 , 495598 , 941431 , 9278732 , 1047774 , 67502238 , 91613361 , 842364805 , 934206511 , 6212992064 , 1939584879
n×2
40617884
n×3
60926826
n×4
81235768
n×5
101544710
n÷2
10154471
n÷3
6769647.3333333
n÷3
5077235.5
n÷5
4061788.4
n2
412453125159364
n3
8.3764865965803E+21
n4
1.7011758045373E+29
n5
3.4549080746151E+36
2 √n
4506.5443523835
3 √n
272.83228885705
4 √n
67.130800325808
5 √n
28.942594492472
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
-20308941
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 20308942 can be divided by 8 positive divisors.
The sum of these divisors (counting 20308942) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011110001111001110
3
Ternary
1102012210122001
4
Quaternary
1031132033032
5
Quinary
20144341232
6
Senary
2003142514
8
Octal
115361716
10
Decimal
20308942
12
Duodecimal
6974a3a
16
Hexadecimal
135e3ce
20
Vigesimal
66ic72
36
Base36
c3aha
md5
536958e783682a3d440b13c7b1ba6f46
sha1
fc24ff7133b584ff1d7f2ce9cd19795efa60dea6
sha256
887c4e0419cadd9ed0c2716fd9fa9f8d2ba0132d5dce3e071ab214da41753d5e
sha512
3569e15d0a734f4849485c10d3d790936aae4b40176f241f9454079299e42de516a98de1a86fa4413dbd6de401b3fe2fa066df7d0b954b22258fe6b3577500ae
ripemd-160
4583bb19fd59259cc3cdeff5b3b4813e4db91f09
Diameter
40617884
Circumference
127604845.97876
Area
1.2957597079508E+15
Volume
3.508734500628E+22
Surface area
5.1830388318032E+15
Circumference
127604845.97876
Perimeter
81235768
Area
412453125159364
Diagonal
28721181.213849
Surface area
2474718750956184
Volume
8.3764865965803E+21
Space diagonal
35176119.391969
Perimeter
60926826
Area
1.7859744212915E+14
Altitude
17588059.695985
Surface area
1.7859744212915E+14
Volume
9.8717841249335E+20
Height
9573727.0712829