20642777 is an odd 8-digits composite number following 20642776
and preceding 20642778 . In scientific notation, it is written as 2.0642777 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 19428480 positive integers (up to 20642777) that are relatively prime to 20642777.
20642777 has 4 divisors, whose sum is 21857076
The reverse of 20642777 is 77724602
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million six hundred forty-two thousand seven hundred seventy-seven
Scientific notation
2.0642777 × 10^7
Engineering notation
2.0642777 × 10^6
Prime Factorization
17 × 1214281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20642777
Product of the distinct prime numbers
The prime factorization of 20642777 is 17 × 1214281.
Since it has a total of 2 prime factors.
4 , 3 , 38 , 75 , 663 , 844 , 2305 , 2272 , 42727 , 31990 , 286385 , 672624 , 7425491 , 8718592 , 36430168 , 58477394 , 817002591 , 100414188 , 8985624006 , 7430744618
n×2
41285554
n×3
61928331
n×4
82571108
n×5
103213885
n÷2
10321388.5
n÷3
6880925.6666667
n÷3
5160694.25
n÷5
4128555.4
n2
426124242271729
n3
8.7963877075093E+21
n4
1.8158186985166E+29
n5
3.7483540465907E+36
2 √n
4543.4322928817
3 √n
274.3190956267
4 √n
67.404987151409
5 √n
29.037125671976
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
-20642776
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 20642777 can be divided by 4 positive divisors.
The sum of these divisors (counting 20642777) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110101111101111011001
3
Ternary
1102211202120022
4
Quaternary
1032233233121
5
Quinary
20241032102
6
Senary
2014240225
8
Octal
116575731
10
Decimal
20642777
12
Duodecimal
6ab6075
16
Hexadecimal
13afbd9
20
Vigesimal
6906ih
36
Base36
cag2h
md5
ce180ee68788af9e97d7a1ad7274bb77
sha1
ec40a8169926653a3dfcda96ce26288f33f77b1d
sha256
5e57da970ffc79da3ad6757414f46623a53b931f209e1e1393f3779e328cb884
sha512
980200246169eb9b1a59c6fe0b73738a8a5a086c23795a8d491573165f3aeaa5c594be4fffadce66490e55764df3aff71cab6e1b21a51512bc04622230e4e576
ripemd-160
2d2729066248e1c06878285bd585fd8b5e06f8b7
Diameter
41285554
Circumference
129702393.14578
Area
1.3387087890374E+15
Volume
3.6846222666718E+22
Surface area
5.3548351561495E+15
Circumference
129702393.14578
Perimeter
82571108
Area
426124242271729
Diagonal
29193295.198443
Surface area
2556745453630374
Volume
8.7963877075093E+21
Space diagonal
35754338.573314
Perimeter
61928331
Area
1.8451720948786E+14
Altitude
17877169.286657
Surface area
1.8451720948786E+14
Volume
1.0366642329876E+21
Height
9731098.3994811