20681172 is an even 8-digits composite number following 20681171
and preceding 20681173 . In scientific notation, it is written as 2.0681172 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 18 positive divisors.
There are 6893712 positive integers (up to 20681172) that are relatively prime to 20681172.
20681172 has 18 divisors, whose sum is 52277498
The reverse of 20681172 is 27118602
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million six hundred eighty-one thousand one hundred seventy-two
Scientific notation
2.0681172 × 10^7
Engineering notation
2.0681172 × 10^6
Prime Factorization
2 × 2 × 3 × 3 × 574477
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3446862
Product of the distinct prime numbers
The prime factorization of 20681172 is 2 × 2 × 3 × 3 × 574477.
Since it has a total of 5 prime factors.
3 , 10 , 48 , 36 , 625 , 770 , 2883 , 5286 , 65455 , 8055 , 395614 , 289757 , 5711730 , 7002226 , 56873535 , 79433846 , 600879128 , 187335915 , 2670117051 , 9024825775
n×2
41362344
n×3
62043516
n×4
82724688
n×5
103405860
n÷2
10340586
n÷3
6893724
n÷3
5170293
n÷5
4136234.4
n2
427710875293584
n3
8.8455621782172E+21
n4
1.829365928444E+29
n5
3.7833431417091E+36
2 √n
4547.6556597878
3 √n
274.48906562594
4 √n
67.436308171398
5 √n
29.047919296359
1 , 2 , 3 , 4 , 6 , 9 , 12 , 18 , 36 , 574477 , 1148954 , 1723431 , 2297908 , 3446862 , 5170293 , 6893724 , 10340586 , 20681172
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20681171
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20681172 can be divided by 18 positive divisors.
The sum of these divisors (counting 20681172) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1001110111001000111010100
3
Ternary
1102220201020100
4
Quaternary
1032321013110
5
Quinary
20243244142
6
Senary
2015134100
8
Octal
116710724
10
Decimal
20681172
12
Duodecimal
6b14330
16
Hexadecimal
13b91d4
20
Vigesimal
6952ic
36
Base36
cb9p0
md5
073873623ae32a4e91f6e4fe27c51927
sha1
fdfb96dba624acc2f777e6eed485c5a665c94bd5
sha256
67a05f56078610606e2be863d4b1309c024f596e6d56fa6fd648b5045d5f846e
sha512
d0438c01ef540058e0492eadb1c75e97439054d76717fc3ce2456f020350fd7a3c38e133daa5abd4e38a113b768589051d3bd4f2353c1c6ec856739b42699f04
ripemd-160
e11435abd02fe384e4bbc8d56e81fbb029ebe9a6
Diameter
41362344
Circumference
129943636.04565
Area
1.3436933436828E+15
Volume
3.7052204207945E+22
Surface area
5.3747733747311E+15
Circumference
129943636.04565
Perimeter
82724688
Area
427710875293584
Diagonal
29247593.928171
Surface area
2566265251761504
Volume
8.8455621782172E+21
Space diagonal
35820840.664071
Perimeter
62043516
Area
1.8520424173956E+14
Altitude
17910420.332035
Surface area
1.8520424173956E+14
Volume
1.0424594999374E+21
Height
9749197.9760569