20996779 is an odd 8-digits composite number following 20996778
and preceding 20996780 . In scientific notation, it is written as 2.0996779 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 20804040 positive integers (up to 20996779) that are relatively prime to 20996779.
20996779 has 4 divisors, whose sum is 21189520
The reverse of 20996779 is 97769902
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty million nine hundred ninety-six thousand seven hundred seventy-nine
Scientific notation
2.0996779 × 10^7
Engineering notation
2.0996779 × 10^6
Prime Factorization
109 × 192631
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20996779
Product of the distinct prime numbers
The prime factorization of 20996779 is 109 × 192631.
Since it has a total of 2 prime factors.
2 , 9 , 34 , 49 , 282 , 584 , 3865 , 1206 , 45841 , 48161 , 668455 , 288871 , 6552468 , 9101403 , 90265639 , 10949959 , 605285067 , 219168346 , 1200666615 , 878959735
n×2
41993558
n×3
62990337
n×4
83987116
n×5
104983895
n÷2
10498389.5
n÷3
6998926.3333333
n÷3
5249194.75
n÷5
4199355.8
n2
440864728374841
n3
9.2567392705816E+21
n4
1.9436170872502E+29
n5
4.0809698441617E+36
2 √n
4582.2242415665
3 √n
275.87831136962
4 √n
67.692128357487
5 √n
29.136040720764
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
-20996778
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 20996779 can be divided by 4 positive divisors.
The sum of these divisors (counting 20996779) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000110001010101011
3
Ternary
1110111202011111
4
Quaternary
1100012022223
5
Quinary
20333344104
6
Senary
2030011151
8
Octal
120061253
10
Decimal
20996779
12
Duodecimal
7046ab7
16
Hexadecimal
14062ab
20
Vigesimal
6b4bij
36
Base36
ci17v
md5
10aa80133446e7a343bdae7d66017f85
sha1
afe063446afe8da48f660482b5eff3616cbf9f35
sha256
d6c7ee24a9f5867861ca3d6c9b30ef9fc7b07a6e04f788d3f25aefe3f785474f
sha512
ff10c794d9b789b42e57381be3b0670d7777e111311f8f610b8ce566ee47b7120d98a90b59d853c473b19aa1783efc34f97cd807b2282984b05e1a58ee9b5be9
ripemd-160
d18491d575c972c447d680debc49b0cdd2929fdc
Diameter
41993558
Circumference
131926653.3109
Area
1.3850173918893E+15
Volume
3.8774538784874E+22
Surface area
5.540069567557E+15
Circumference
131926653.3109
Perimeter
83987116
Area
440864728374841
Diagonal
29693929.627951
Surface area
2645188370249046
Volume
9.2567392705816E+21
Space diagonal
36367488.023295
Perimeter
62990337
Area
1.9090002720257E+14
Altitude
18183744.011648
Surface area
1.9090002720257E+14
Volume
1.090917184984E+21
Height
9897976.5426502