20131485 is an odd 8-digits composite number following 20131484
and preceding 20131486 . In scientific notation, it is written as 2.0131485 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 9185280 positive integers (up to 20131485) that are relatively prime to 20131485.
20131485 has 8 divisors, whose sum is 21447864
The reverse of 20131485 is 58413102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred thirty-one thousand four hundred eighty-five
Scientific notation
2.0131485 × 10^7
Engineering notation
2.0131485 × 10^6
Prime Factorization
165 × 17 × 7177
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20131485
Product of the distinct prime numbers
The prime factorization of 20131485 is 165 × 17 × 7177.
Since it has a total of 3 prime factors.
2 , 7 , 27 , 14 , 602 , 313 , 76 , 4337 , 85362 , 24839 , 324682 , 430537 , 8134210 , 9201246 , 48524810 , 69028433 , 803431456 , 804284030 , 8741155956 , 3832399489
n×2
40262970
n×3
60394455
n×4
80525940
n×5
100657425
n÷2
10065742.5
n÷3
6710495
n÷3
5032871.25
n÷5
4026297
n2
405276688305225
n3
8.1588215714663E+21
n4
1.6424919408365E+29
n5
3.3065801869571E+36
2 √n
4486.8123428554
3 √n
272.0353048536
4 √n
66.983672210886
5 √n
28.89183742196
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
-20131484
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 20131485 can be divided by 8 positive divisors.
The sum of these divisors (counting 20131485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010111010011101
3
Ternary
1101212210012120
4
Quaternary
1030302322131
5
Quinary
20123201420
6
Senary
1555253153
8
Octal
114627235
10
Decimal
20131485
12
Duodecimal
68aa1b9
16
Hexadecimal
1332e9d
20
Vigesimal
65g8e5
36
Base36
bzhjx
md5
c4ccb946d7d182601857df6aa68f3710
sha1
7a12c8b55cc79fdb30d6770a1fc9f3995862d86e
sha256
85d5478a8ac82659ee8a4f9b7e05e7493786a201ceadf52850091c12cd23cee4
sha512
7f2ee946bf8f52a8ea4c3b07ffffbdc1f86239276d0b2a5c6c9374d3c50afec38039f6c7b352483fd80d9501fe654c9532c81b8166fd951d0127c4c585299172
ripemd-160
b08adaa5ff31cb1f245acc30d7744968c61aa3e8
Diameter
40262970
Circumference
126489850.76371
Area
1.2732142666509E+15
Volume
3.4175591881158E+22
Surface area
5.0928570666036E+15
Circumference
126489850.76371
Perimeter
80525940
Area
405276688305225
Diagonal
28470219.117711
Surface area
2431660129831350
Volume
8.1588215714663E+21
Space diagonal
34868754.851811
Perimeter
60394455
Area
1.7548995381698E+14
Altitude
17434377.425905
Surface area
1.7548995381698E+14
Volume
9.6152634327915E+20
Height
9490073.0392368