20684555 is an odd 8-digits composite number following 20684554
and preceding 20684556 . In scientific notation, it is written as 2.0684555 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 16524000 positive integers (up to 20684555) that are relatively prime to 20684555.
20684555 has 8 divisors, whose sum is 24856944
The reverse of 20684555 is 55548602
Previous prime number is 811
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million six hundred eighty-four thousand five hundred fifty-five
Scientific notation
2.0684555 × 10^7
Engineering notation
2.0684555 × 10^6
Prime Factorization
5 × 811 × 5101
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20684555
Product of the distinct prime numbers
The prime factorization of 20684555 is 5 × 811 × 5101.
Since it has a total of 3 prime factors.
2 , 10 , 35 , 40 , 188 , 219 , 9528 , 4650 , 40938 , 59518 , 421811 , 331611 , 6909804 , 369971 , 86450331 , 46893508 , 448075874 , 820413001 , 4597017422 , 8852746450
n×2
41369110
n×3
62053665
n×4
82738220
n×5
103422775
n÷2
10342277.5
n÷3
6894851.6666667
n÷3
5171138.75
n÷5
4136911
n2
427850815548025
n3
8.849903725998E+21
n4
1.8305632036511E+29
n5
3.7864385266897E+36
2 √n
4548.0275944633
3 √n
274.50403166817
4 √n
67.43906578878
5 √n
29.048869558576
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
-20684554
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 20684555 can be divided by 8 positive divisors.
The sum of these divisors (counting 20684555) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111001111100001011
3
Ternary
1102220212212122
4
Quaternary
1032321330023
5
Quinary
20243401210
6
Senary
2015201455
8
Octal
116717413
10
Decimal
20684555
12
Duodecimal
6b1628b
16
Hexadecimal
13b9f0b
20
Vigesimal
695b7f
36
Base36
cbcaz
md5
0c79c86cd4bf63e82db3993d13d349b9
sha1
e6eb29a1571b14213896ad8e88fc2673ab2f9466
sha256
8eb4b88c3b4944fd4bcd71582b8e2ae6f585891e1e760f54fe3a47cbdaca6eb0
sha512
911571de2869da4057c07ad03af9ec4df2d689f517bd454ed8b0065898167d9c89a63b4ef353a238c6de249836a54a09761c886e8be887e5b2b946e57e2fc9c7
ripemd-160
db6f358e26382ab3bcd97851f1c18661e81beb71
Diameter
41369110
Circumference
129964892.06155
Area
1.3441329789581E+15
Volume
3.7070390040763E+22
Surface area
5.3765319158323E+15
Circumference
129964892.06155
Perimeter
82738220
Area
427850815548025
Diagonal
29252378.212652
Surface area
2567104893288150
Volume
8.849903725998E+21
Space diagonal
35826700.191953
Perimeter
62053665
Area
1.8526483764724E+14
Altitude
17913350.095976
Surface area
1.8526483764724E+14
Volume
1.0429711562502E+21
Height
9750792.7375507