20769939 is an odd 8-digits composite number following 20769938
and preceding 20769940 . In scientific notation, it is written as 2.0769939 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 16 positive divisors.
There are 13845168 positive integers (up to 20769939) that are relatively prime to 20769939.
20769939 has 16 divisors, whose sum is 31153440
The reverse of 20769939 is 93996702
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million seven hundred sixty-nine thousand nine hundred thirty-nine
Scientific notation
2.0769939 × 10^7
Engineering notation
2.0769939 × 10^6
Prime Factorization
9 × 3 × 27 × 3 × 9497
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6923313
Product of the distinct prime numbers
The prime factorization of 20769939 is 9 × 3 × 27 × 3 × 9497.
Since it has a total of 5 prime factors.
7 , 2 , 81 , 91 , 292 , 511 , 5584 , 2900 , 74364 , 65041 , 314587 , 132214 , 992578 , 4488592 , 58660727 , 79025561 , 936730370 , 111506565 , 2186264939 , 2492128647
n×2
41539878
n×3
62309817
n×4
83079756
n×5
103849695
n÷2
10384969.5
n÷3
6923313
n÷3
5192484.75
n÷5
4153987.8
n2
431390366063721
n3
8.9599515883312E+21
n4
1.8609764793259E+29
n5
3.8652367956034E+36
2 √n
4557.404853642
3 √n
274.88122253446
4 √n
67.508553929425
5 √n
29.072812286811
1 , 3 , 9 , 27 , 81 , 243 , 729 , 2187 , 9497 , 28491 , 85473 , 256419 , 769257 , 2307771 , 6923313 , 20769939
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20769938
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20769939 can be divided by 16 positive divisors.
The sum of these divisors (counting 20769939) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111001110110010010011
3
Ternary
1110002020000000
4
Quaternary
1033032302103
5
Quinary
20304114224
6
Senary
2021101043
8
Octal
117166223
10
Decimal
20769939
12
Duodecimal
6b57783
16
Hexadecimal
13cec93
20
Vigesimal
69g4gj
36
Base36
cd66r
md5
74c3105ef455f159ffbb85fc21bf4614
sha1
43e4e2231ab3d77a9c0c563665da7927ab27693f
sha256
843a7ae99d6fb1751db28b815d48a66ab09af1a9fabc8b725ed9071b82447dd9
sha512
50720042ffe076c41488c85b3f1f225d461be8e24a57d1cadd43f6ccf4f6bfea199b9d62912f6a8f588ee0de35aefcac3c32ab52a3499ad9b064e0c6b9d308c8
ripemd-160
c2ff23d920a274342de9c67373709d6b9e6f3dfb
Diameter
41539878
Circumference
130501375.55582
Area
1.3552528048552E+15
Volume
3.7531357448562E+22
Surface area
5.4210112194208E+15
Circumference
130501375.55582
Perimeter
83079756
Area
431390366063721
Diagonal
29373129.423462
Surface area
2588342196382326
Volume
8.9599515883312E+21
Space diagonal
35974589.618106
Perimeter
62309817
Area
1.8679750797953E+14
Altitude
17987294.809053
Surface area
1.8679750797953E+14
Volume
1.055940421202E+21
Height
9791043.141154