20008904 is an even 8-digits composite number following 20008903
and preceding 20008905 . In scientific notation, it is written as 2.0008904 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 8 positive divisors.
There are 10004448 positive integers (up to 20008904) that are relatively prime to 20008904.
20008904 has 8 divisors, whose sum is 37516710
The reverse of 20008904 is 40980002
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million eight thousand nine hundred four
Scientific notation
2.0008904 × 10^7
Engineering notation
2.0008904 × 10^6
Prime Factorization
2 × 2 × 2 × 2501113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5002226
Product of the distinct prime numbers
The prime factorization of 20008904 is 2 × 2 × 2 × 2501113.
Since it has a total of 4 prime factors.
10 , 10 , 84 , 88 , 304 , 778 , 3237 , 3869 , 2505 , 36380 , 714433 , 55630 , 642719 , 5066102 , 24613622 , 59879635 , 901409424 , 804356628 , 8247148859 , 3495745399
n×2
40017808
n×3
60026712
n×4
80035616
n×5
100044520
n÷2
10004452
n÷3
6669634.6666667
n÷3
5002226
n÷5
4001780.8
n2
400356239281216
n3
8.0106895575789E+21
n4
1.602851183314E+29
n5
3.2071295453216E+36
2 √n
4473.131341689
3 √n
271.48203764056
4 √n
66.881472334937
5 √n
28.856566820743
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
-20008903
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 20008904 can be divided by 8 positive divisors.
The sum of these divisors (counting 20008904) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010100111111001000
3
Ternary
1101122120001112
4
Quaternary
1030110333020
5
Quinary
20110241104
6
Senary
1552505452
8
Octal
114247710
10
Decimal
20008904
12
Duodecimal
684b288
16
Hexadecimal
1314fc8
20
Vigesimal
651254
36
Base36
bwuyw
md5
c1c67ab99861a11e15fe6d5525e3a6bd
sha1
cee0ed17a1e578600bc145f111626ffca7831e3c
sha256
d54a04a93b590aa914cdb4026e8ed69434b850d25939e7f35fc26c23544031d5
sha512
403aed3b8aaf36f069cb75adad7fa9b47248501fd71646ca5511596d9daf0fd5772890b5fe2ebc84608d643310c5ab8f0f45412742db7d90e5a69cf8a9c7a18e
ripemd-160
23d2b377799bdb3b3091ee5b3c5f2883918e764c
Diameter
40017808
Circumference
125719651.62557
Area
1.2577562201447E+15
Volume
3.3555097952371E+22
Surface area
5.0310248805788E+15
Circumference
125719651.62557
Perimeter
80035616
Area
400356239281216
Diagonal
28296863.405021
Surface area
2402137435687296
Volume
8.0106895575789E+21
Space diagonal
34656438.331768
Perimeter
60026712
Area
1.7335933689057E+14
Altitude
17328219.165884
Surface area
1.7335933689057E+14
Volume
9.4406881802405E+20
Height
9432287.8016738