20088905 is an odd 8-digits composite number following 20088904
and preceding 20088906 . In scientific notation, it is written as 2.0088905 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 15877168 positive integers (up to 20088905) that are relatively prime to 20088905.
20088905 has 8 divisors, whose sum is 24397632
The reverse of 20088905 is 50988002
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million eighty-eight thousand nine hundred five
Scientific notation
2.0088905 × 10^7
Engineering notation
2.0088905 × 10^6
Prime Factorization
5 × 83 × 48407
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20088905
Product of the distinct prime numbers
The prime factorization of 20088905 is 5 × 83 × 48407.
Since it has a total of 3 prime factors.
9 , 1 , 64 , 81 , 313 , 186 , 3850 , 3812 , 9506 , 75891 , 781928 , 944385 , 9225315 , 8054852 , 69862705 , 26332857 , 710579794 , 483796494 , 2967282587 , 2307788940
n×2
40177810
n×3
60266715
n×4
80355620
n×5
100444525
n÷2
10044452.5
n÷3
6696301.6666667
n÷3
5022226.25
n÷5
4017781
n2
403564104099025
n3
8.1071609486554E+21
n4
1.6286398611725E+29
n5
3.2717591450307E+36
2 √n
4482.0648143462
3 √n
271.84337598435
4 √n
66.948224878231
5 √n
28.879605273479
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
-20088904
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 20088905 can be divided by 8 positive divisors.
The sum of these divisors (counting 20088905) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000100001001001
3
Ternary
1101210121210112
4
Quaternary
1030220201021
5
Quinary
20120321110
6
Senary
1554324105
8
Octal
114504111
10
Decimal
20088905
12
Duodecimal
6889635
16
Hexadecimal
1328849
20
Vigesimal
65b255
36
Base36
bykp5
md5
aaa3543703eca86eb3ecc8cac56af8c8
sha1
f3e95b4ee44819f45b93428c3936e3f1889ae092
sha256
0bb92b2499116504584ea39245bf35bc0ae04d69cfd7162ab34a0da125f8adbd
sha512
3ae812c2ffb8385ee382de302febced94d5dfffae5179d9eb26324095dcb5099bf1264617baf301e7530051fd67adc5d10a0f8fcbb6d038fb1978db47800e070
ripemd-160
2b092b62cfdf53a026edddead3c10d86a7f7b4a9
Diameter
40177810
Circumference
126222312.73333
Area
1.26783402469E+15
Volume
3.3959196370355E+22
Surface area
5.0713360987602E+15
Circumference
126222312.73333
Perimeter
80355620
Area
403564104099025
Diagonal
28410001.904225
Surface area
2421384624594150
Volume
8.1071609486554E+21
Space diagonal
34795004.128424
Perimeter
60266715
Area
1.7474838310263E+14
Altitude
17397502.064212
Surface area
1.7474838310263E+14
Volume
9.5543808049417E+20
Height
9470000.6347416