20216745 is an odd 8-digits composite number following 20216744
and preceding 20216746 . In scientific notation, it is written as 2.0216745 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 10782240 positive integers (up to 20216745) that are relatively prime to 20216745.
20216745 has 8 divisors, whose sum is 28752768
The reverse of 20216745 is 54761202
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million two hundred sixteen thousand seven hundred forty-five
Scientific notation
2.0216745 × 10^7
Engineering notation
2.0216745 × 10^6
Prime Factorization
3 × 15 × 449261
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20216745
Product of the distinct prime numbers
The prime factorization of 20216745 is 3 × 15 × 449261.
Since it has a total of 3 prime factors.
2 , 4 , 1 , 94 , 50 , 519 , 9449 , 4943 , 86147 , 14299 , 223274 , 708631 , 6085939 , 8454303 , 10605888 , 86123660 , 403274981 , 218495141 , 964610389 , 2289301080
n×2
40433490
n×3
60650235
n×4
80866980
n×5
101083725
n÷2
10108372.5
n÷3
6738915
n÷3
5054186.25
n÷5
4043349
n2
408716778395025
n3
8.2629228860337E+21
n4
1.6704940494161E+29
n5
3.3771952221062E+36
2 √n
4496.3034817503
3 √n
272.41880138297
4 √n
67.054481444198
5 √n
28.916268363004
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
-20216744
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 20216745 can be divided by 8 positive divisors.
The sum of these divisors (counting 20216745) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000111101110101001
3
Ternary
1102001010011100
4
Quaternary
1031013232221
5
Quinary
20133413440
6
Senary
2001152013
8
Octal
115075651
10
Decimal
20216745
12
Duodecimal
692b609
16
Hexadecimal
1347ba9
20
Vigesimal
6671h5
36
Base36
c1bc9
md5
9212b4c32923b272402e6a79a02510f0
sha1
59795fe60c832b597b0a8bc476ac7546f9f7c48d
sha256
a6b15552dfe611b54c0dab2c1ce90b172b37adef002cd690d45dcc4a3bfead3e
sha512
01e63ae9af331789ca41639370d5b3b2da9a9b058d8256aac53e1d5a8a0d78d1e31f5815eedc074e0fa3cf19b40cbf00189ef953531a1c3e4fa06e04195ed7bd
ripemd-160
d611d1bc3df908af38c1950a57b19cf714525b19
Diameter
40433490
Circumference
127025555.143
Area
1.2840216284047E+15
Volume
3.4611650447923E+22
Surface area
5.1360865136188E+15
Circumference
127025555.143
Perimeter
80866980
Area
408716778395025
Diagonal
28590794.966038
Surface area
2452300670370150
Volume
8.2629228860337E+21
Space diagonal
35016429.503664
Perimeter
60650235
Area
1.7697955652151E+14
Altitude
17508214.751832
Surface area
1.7697955652151E+14
Volume
9.7379480085599E+20
Height
9530264.9886795