20684755 is an odd 8-digits composite number following 20684754
and preceding 20684756 . In scientific notation, it is written as 2.0684755 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 16 positive divisors.
There are 13044096 positive integers (up to 20684755) that are relatively prime to 20684755.
20684755 has 16 divisors, whose sum is 26903520
The reverse of 20684755 is 55748602
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million six hundred eighty-four thousand seven hundred fifty-five
Scientific notation
2.0684755 × 10^7
Engineering notation
2.0684755 × 10^6
Prime Factorization
1883 × 13 × 13 × 5 × 13
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
122395
Product of the distinct prime numbers
The prime factorization of 20684755 is 1883 × 13 × 13 × 5 × 13.
Since it has a total of 5 prime factors.
4 , 6 , 51 , 93 , 249 , 461 , 6233 , 3699 , 50501 , 82239 , 306523 , 299509 , 3638064 , 7855723 , 11865519 , 48669733 , 728838469 , 740554701 , 3829423211 , 9206845298
n×2
41369510
n×3
62054265
n×4
82739020
n×5
103423775
n÷2
10342377.5
n÷3
6894918.3333333
n÷3
5171188.75
n÷5
4136951
n2
427859089410025
n3
8.8501604389695E+21
n4
1.8306340039078E+29
n5
3.7866215865501E+36
2 √n
4548.0495819637
3 √n
274.50491639641
4 √n
67.439228806116
5 √n
29.048925733354
1 , 5 , 13 , 65 , 169 , 845 , 1883 , 2197 , 9415 , 10985 , 24479 , 122395 , 318227 , 1591135 , 4136951 , 20684755
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
-20684754
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 20684755 can be divided by 16 positive divisors.
The sum of these divisors (counting 20684755) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110111001111111010011
3
Ternary
1102220220011001
4
Quaternary
1032321333103
5
Quinary
20243403010
6
Senary
2015202431
8
Octal
116717723
10
Decimal
20684755
12
Duodecimal
6b16417
16
Hexadecimal
13b9fd3
20
Vigesimal
695bhf
36
Base36
cbcgj
md5
6f24c3ad3206ec5ce9ec4a7bf7d7402f
sha1
c012067dd8cc22c1fb21997204e5558f7dd86114
sha256
24497b10ba852937d531a357d4925ca9e1a5ecb80977bd888feaca6c7b01b4fb
sha512
5f9a1b4c6c6ce818ce9564777b38c6c7b5231f2c62cf3ed3677fb6e016e5620fb1fecf1ee7835133f86a4261488056c2160e3357028390dea787bd3a0780fc93
ripemd-160
0880e49bca4b6f964490cd2e1d0e018b526e351e
Diameter
41369510
Circumference
129966148.69861
Area
1.3441589720622E+15
Volume
3.7071465357543E+22
Surface area
5.3766358882486E+15
Circumference
129966148.69861
Perimeter
82739020
Area
427859089410025
Diagonal
29252661.055365
Surface area
2567154536460150
Volume
8.8501604389695E+21
Space diagonal
35827046.602114
Perimeter
62054265
Area
1.8526842033458E+14
Altitude
17913523.301057
Surface area
1.8526842033458E+14
Volume
1.043001410164E+21
Height
9750887.0184549