20188655 is an odd 8-digits composite number following 20188654
and preceding 20188656 . In scientific notation, it is written as 2.0188655 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 16150920 positive integers (up to 20188655) that are relatively prime to 20188655.
20188655 has 4 divisors, whose sum is 24226392
The reverse of 20188655 is 55688102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred eighty-eight thousand six hundred fifty-five
Scientific notation
2.0188655 × 10^7
Engineering notation
2.0188655 × 10^6
Prime Factorization
5 × 4037731
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20188655
Product of the distinct prime numbers
The prime factorization of 20188655 is 5 × 4037731.
Since it has a total of 2 prime factors.
2 , 4 , 52 , 58 , 144 , 421 , 6354 , 798 , 81630 , 58173 , 236862 , 439246 , 1154668 , 9222038 , 21704413 , 17409476 , 64803001 , 798182522 , 6224602578 , 1823226665
n×2
40377310
n×3
60565965
n×4
80754620
n×5
100943275
n÷2
10094327.5
n÷3
6729551.6666667
n÷3
5047163.75
n÷5
4037731
n2
407581790709025
n3
8.2285281569067E+21
n4
1.6612291611758E+29
n5
3.3537982410917E+36
2 √n
4493.1787189027
3 √n
272.29257283684
4 √n
67.031177215552
5 √n
28.908228396241
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
-20188654
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 20188655 can be divided by 4 positive divisors.
The sum of these divisors (counting 20188655) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000110111101111
3
Ternary
1101222200121222
4
Quaternary
1031000313233
5
Quinary
20132014110
6
Senary
2000413555
8
Octal
115006757
10
Decimal
20188655
12
Duodecimal
69172bb
16
Hexadecimal
1340def
20
Vigesimal
663bcf
36
Base36
c0pnz
md5
ef3095631e9e7c7639068a6fd924296d
sha1
89fda6d21b7d72c8887d931962071a13f3f9638d
sha256
9573ac442c4ff46a32048aea9c794dcea0d7b627eadff74dde2c0800bd073bea
sha512
62f94ba0ef1184f4a1a6e33a365926ec2c024e769141a00d2122f7519a8013914eed391587783915dc87d937ff940c159b04a0193d8a7f4c494e27dcaeedab32
ripemd-160
109a2abbe4f967d730a6fc109f0e93fccff72581
Diameter
40377310
Circumference
126849060.46772
Area
1.2804559594284E+15
Volume
3.446757814346E+22
Surface area
5.1218238377138E+15
Circumference
126849060.46772
Perimeter
80754620
Area
407581790709025
Diagonal
28551069.707071
Surface area
2445490744254150
Volume
8.2285281569067E+21
Space diagonal
34967776.196479
Perimeter
60565965
Area
1.7648809243698E+14
Altitude
17483888.09824
Surface area
1.7648809243698E+14
Volume
9.6974134315553E+20
Height
9517023.2356905