20807517 is an odd 8-digits composite number following 20807516
and preceding 20807518 . In scientific notation, it is written as 2.0807517 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13871676 positive integers (up to 20807517) that are relatively prime to 20807517.
20807517 has 4 divisors, whose sum is 27743360
The reverse of 20807517 is 71570802
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million eight hundred seven thousand five hundred seventeen
Scientific notation
2.0807517 × 10^7
Engineering notation
2.0807517 × 10^6
Prime Factorization
3 × 6935839
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20807517
Product of the distinct prime numbers
The prime factorization of 20807517 is 3 × 6935839.
Since it has a total of 2 prime factors.
4 , 4 , 9 , 58 , 41 , 959 , 7267 , 4275 , 69110 , 18377 , 335836 , 563045 , 5460990 , 980266 , 54895748 , 54987729 , 347305869 , 656214130 , 273107760 , 3266003629
n×2
41615034
n×3
62422551
n×4
83230068
n×5
104037585
n÷2
10403758.5
n÷3
6935839
n÷3
5201879.25
n÷5
4161503.4
n2
432952763705289
n3
9.0086719909948E+21
n4
1.8744809560005E+29
n5
3.9003294358156E+36
2 √n
4561.5257315946
3 √n
275.04689888839
4 √n
67.539068187195
5 √n
29.083324675477
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
-20807516
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 20807517 can be divided by 4 positive divisors.
The sum of these divisors (counting 20807517) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010111111101011101
3
Ternary
1110011010112210
4
Quaternary
1033113331131
5
Quinary
20311320032
6
Senary
2021551033
8
Octal
117277535
10
Decimal
20807517
12
Duodecimal
6b75479
16
Hexadecimal
13d7f5d
20
Vigesimal
6a0ifh
36
Base36
cdz6l
md5
1b075a1ee54956cd231d086d8e6409b3
sha1
6287236c037d61469491880a5cc379a094baa65a
sha256
8653c9b58c7c5daadb32a908c3d75eaded3874fbde48cbf8f92b5d38fa9c4add
sha512
dc44cced817c764ad16452662664c3f297a6e82e217d6c1bbe9944aa6ef104d064721d94af9e9f583d917745160b1b77854886d9e4c9e7f6eb82c7e479c65b3a
ripemd-160
296217a2f8f9ca41ad6f7d28372fec1228af03fe
Diameter
41615034
Circumference
130737485.09329
Area
1.3601612218079E+15
Volume
3.7735436994012E+22
Surface area
5.4406448872317E+15
Circumference
130737485.09329
Perimeter
83230068
Area
432952763705289
Diagonal
29426272.740709
Surface area
2597716582231734
Volume
9.0086719909948E+21
Space diagonal
36039676.623353
Perimeter
62422551
Area
1.8747404600373E+14
Altitude
18019838.311677
Surface area
1.8747404600373E+14
Volume
1.0616821757196E+21
Height
9808757.5802362