20776979 is an odd 8-digits composite number following 20776978
and preceding 20776980 . In scientific notation, it is written as 2.0776979 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 20766240 positive integers (up to 20776979) that are relatively prime to 20776979.
20776979 has 4 divisors, whose sum is 20787720
The reverse of 20776979 is 97967702
Previous prime number is 2531
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty million seven hundred seventy-six thousand nine hundred seventy-nine
Scientific notation
2.0776979 × 10^7
Engineering notation
2.0776979 × 10^6
Prime Factorization
2531 × 8209
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20776979
Product of the distinct prime numbers
The prime factorization of 20776979 is 2531 × 8209.
Since it has a total of 2 prime factors.
4 , 7 , 37 , 72 , 628 , 329 , 21 , 7005 , 81025 , 1585 , 253899 , 606718 , 4621296 , 2826506 , 5101288 , 57474072 , 529602232 , 45163137 , 2739387550 , 3764353333
n×2
41553958
n×3
62330937
n×4
83107916
n×5
103884895
n÷2
10388489.5
n÷3
6925659.6666667
n÷3
5194244.75
n÷5
4155395.8
n2
431682856366441
n3
8.9690656413856E+21
n4
1.8635008848069E+29
n5
3.8717918750114E+36
2 √n
4558.1771575927
3 √n
274.91227615167
4 √n
67.514273732247
5 √n
29.074782873768
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
-20776978
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 20776979 can be divided by 4 positive divisors.
The sum of these divisors (counting 20776979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010000100000010011
3
Ternary
1110002120122202
4
Quaternary
1033100200103
5
Quinary
20304330404
6
Senary
2021153415
8
Octal
117204023
10
Decimal
20776979
12
Duodecimal
6b5b86b
16
Hexadecimal
13d0813
20
Vigesimal
69h28j
36
Base36
cdbmb
md5
1c0986cd0aea3768c922dba2e7b7d7fc
sha1
ece9a1c98235cc005d1d734d484e5932f75227e4
sha256
ebf3bee042a3f46525e0b30d3cc37b8d572bd020d6adf979271b9b9c4b4368b1
sha512
e949baaf3920baed5b17b721f27c12e49b7f4e8e8d8624d524d21dc546a064511e82a9c58602ce454a7c0084d57ca33f2026761bbad72837f8410c059424d105
ripemd-160
bdba26edce229f0aca11af3c246c8f14993c36a3
Diameter
41553958
Circumference
130545609.18038
Area
1.3561716902415E+15
Volume
3.7569534304722E+22
Surface area
5.4246867609659E+15
Circumference
130545609.18038
Perimeter
83107916
Area
431682856366441
Diagonal
29383085.486941
Surface area
2590097138198646
Volume
8.9690656413856E+21
Space diagonal
35986783.255792
Perimeter
62330937
Area
1.8692415999578E+14
Altitude
17993391.627896
Surface area
1.8692415999578E+14
Volume
1.0570145226552E+21
Height
9794361.8289803