20187130 is an even 8-digits composite number following 20187129
and preceding 20187131 . In scientific notation, it is written as 2.0187130 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 8074848 positive integers (up to 20187130) that are relatively prime to 20187130.
20187130 has 8 divisors, whose sum is 36336852
The reverse of 20187130 is 03178102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred eighty-seven thousand one hundred thirty
Scientific notation
2.0187130 × 10^7
Engineering notation
2.0187130 × 10^6
Prime Factorization
2 × 5 × 2018713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20187130
Product of the distinct prime numbers
The prime factorization of 20187130 is 2 × 5 × 2018713.
Since it has a total of 3 prime factors.
9 , 3 , 1 , 38 , 336 , 666 , 1786 , 3407 , 56601 , 9489 , 631223 , 473051 , 689559 , 6489919 , 62021637 , 777869 , 184351955 , 888314245 , 7252408919 , 9852353331
n×2
40374260
n×3
60561390
n×4
80748520
n×5
100935650
n÷2
10093565
n÷3
6729043.3333333
n÷3
5046782.5
n÷5
4037426
n2
407520217636900
n3
8.2266636110644E+21
n4
1.6607272778283E+29
n5
3.3525317452065E+36
2 √n
4493.0090140128
3 √n
272.2857165665
4 √n
67.029911338243
5 √n
28.907791652135
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
-20187129
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 20187130 can be divided by 8 positive divisors.
The sum of these divisors (counting 20187130) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000000011111111010
3
Ternary
1101222121112111
4
Quaternary
1031000133322
5
Quinary
20131442010
6
Senary
2000402534
8
Octal
115003772
10
Decimal
20187130
12
Duodecimal
691644a
16
Hexadecimal
13407fa
20
Vigesimal
6637ga
36
Base36
c0ohm
md5
c2998047e1a7e30cd9836cba17100771
sha1
e28d34a37499735504aaf1523f1bd8c183f0931c
sha256
c8a15500285f1d3e2fe6751363556ad7310d12c45f14a7321f1ee8f212e9d659
sha512
64ab7ccc08cc043dc8bbb70e5a0a1bb19b3413569a61d71d8e9cb98c2b6433444035331d5b29a39b43f5590f488170fd5a702553d20ffc4e449ed6f21c1bf3ab
ripemd-160
3391a66a832eb7cadf534c50508948c10128d6c4
Diameter
40374260
Circumference
126839478.61012
Area
1.2802625219174E+15
Volume
3.4459767952099E+22
Surface area
5.1210500876696E+15
Circumference
126839478.61012
Perimeter
80748520
Area
407520217636900
Diagonal
28548913.031389
Surface area
2445121305821400
Volume
8.2266636110644E+21
Space diagonal
34965134.818998
Perimeter
60561390
Area
1.7646143051466E+14
Altitude
17482567.409499
Surface area
1.7646143051466E+14
Volume
9.6952160432071E+20
Height
9516304.3437963