20215585 is an odd 8-digits composite number following 20215584
and preceding 20215586 . In scientific notation, it is written as 2.0215585 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 14928384 positive integers (up to 20215585) that are relatively prime to 20215585.
20215585 has 8 divisors, whose sum is 26124840
The reverse of 20215585 is 58551202
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million two hundred fifteen thousand five hundred eighty-five
Scientific notation
2.0215585 × 10^7
Engineering notation
2.0215585 × 10^6
Prime Factorization
5 × 13 × 311009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20215585
Product of the distinct prime numbers
The prime factorization of 20215585 is 5 × 13 × 311009.
Since it has a total of 3 prime factors.
9 , 6 , 74 , 13 , 596 , 371 , 1844 , 439 , 64110 , 25004 , 957683 , 898580 , 4593501 , 6082456 , 10355162 , 68323896 , 302352323 , 8073696 , 3692581199 , 4050981446
n×2
40431170
n×3
60646755
n×4
80862340
n×5
101077925
n÷2
10107792.5
n÷3
6738528.3333333
n÷3
5053896.25
n÷5
4043117
n2
408669876892225
n3
8.2615006332543E+21
n4
1.6701106827911E+29
n5
3.3762264467371E+36
2 √n
4496.1744850484
3 √n
272.41359098512
4 √n
67.053519557503
5 √n
28.915936522827
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
-20215584
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 20215585 can be divided by 8 positive divisors.
The sum of these divisors (counting 20215585) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000111011100100001
3
Ternary
1102001001120101
4
Quaternary
1031013130201
5
Quinary
20133344320
6
Senary
2001142401
8
Octal
115073441
10
Decimal
20215585
12
Duodecimal
692aa01
16
Hexadecimal
1347721
20
Vigesimal
666ij5
36
Base36
c1ag1
md5
a66717392971ddc4f94c30553f68753b
sha1
911d83745ccf4cbb2afcdf98271c05ead8d6a11d
sha256
bf18fd83a832ae2b32d000c6b8cf889df3599640ac4b09fb5da0a96129692304
sha512
33f056c43329db0e87e83c79ea00a172b4e8f129c66fbf09737e7edfc5e40847f3df5364a1cb1872c0553fb8a81f90ccee15258a9e01b632c465c9edeb86aaa2
ripemd-160
e3a8e3a78dfb8e28c195a1011145ad9e9f39ca28
Diameter
40431170
Circumference
127018266.64804
Area
1.2838742829881E+15
Volume
3.4605692929412E+22
Surface area
5.1354971319522E+15
Circumference
127018266.64804
Perimeter
80862340
Area
408669876892225
Diagonal
28589154.478306
Surface area
2452019261353350
Volume
8.2615006332543E+21
Space diagonal
35014420.324727
Perimeter
60646755
Area
1.7695924757506E+14
Altitude
17507210.162364
Surface area
1.7695924757506E+14
Volume
9.7362718675851E+20
Height
9529718.1594354