20118904 is an even 8-digits composite number following 20118903
and preceding 20118905 . In scientific notation, it is written as 2.0118904 × 10^7.
The sum of its digits is 25. It has a total of 5 prime factors and 16 positive divisors.
There are 9285600 positive integers (up to 20118904) that are relatively prime to 20118904.
20118904 has 16 divisors, whose sum is 40624920
The reverse of 20118904 is 40981102
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred eighteen thousand nine hundred four
Scientific notation
2.0118904 × 10^7
Engineering notation
2.0118904 × 10^6
Prime Factorization
2 × 2 × 2 × 13 × 193451
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5029726
Product of the distinct prime numbers
The prime factorization of 20118904 is 2 × 2 × 2 × 13 × 193451.
Since it has a total of 5 prime factors.
5 , 8 , 8 , 78 , 908 , 214 , 2742 , 4577 , 26681 , 80924 , 768163 , 489396 , 8896447 , 9639119 , 79920834 , 31660232 , 465738036 , 133287601 , 4630405992 , 7090758370
n×2
40237808
n×3
60356712
n×4
80475616
n×5
100594520
n÷2
10059452
n÷3
6706301.3333333
n÷3
5029726
n÷5
4023780.8
n2
404770298161216
n3
8.1435347707569E+21
n4
1.6383899427352E+29
n5
3.2962609972455E+36
2 √n
4485.4101261758
3 √n
271.97862432942
4 √n
66.973204538649
5 √n
28.888225377401
1 , 2 , 4 , 8 , 13 , 26 , 52 , 104 , 193451 , 386902 , 773804 , 1547608 , 2514863 , 5029726 , 10059452 , 20118904
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20118903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20118904 can be divided by 16 positive divisors.
The sum of these divisors (counting 20118904) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101111110101111000
3
Ternary
1101212010221121
4
Quaternary
1030233311320
5
Quinary
20122301104
6
Senary
1555115024
8
Octal
114576570
10
Decimal
20118904
12
Duodecimal
68a2a74
16
Hexadecimal
132fd78
20
Vigesimal
65eh54
36
Base36
bz7ug
md5
e260613d6c66818de3cb3692361a7eb2
sha1
8fb98bfef04ba0aaabd4c4eda1283ba7a0002e0e
sha256
a811cd6fe1dfac438e48cf093b1de7c30eca1af00c0496f935f08c5216f22185
sha512
095d1f5596ab910a6691e2f6909e5a55a4233ea66b76a52d48cbfb3b36934d557e68023834027f31a5fb9d87a84f42571bc61f6cfac26e7e5f9c212c284bd466
ripemd-160
ae6e578e1f58c743d60aaae2132430409ed89f44
Diameter
40237808
Circumference
126410802.00936
Area
1.2716233950946E+15
Volume
3.4111558680084E+22
Surface area
5.0864935803785E+15
Circumference
126410802.00936
Perimeter
80475616
Area
404770298161216
Diagonal
28452426.896882
Surface area
2428621788967296
Volume
8.1435347707569E+21
Space diagonal
34846963.920601
Perimeter
60356712
Area
1.7527068045251E+14
Altitude
17423481.9603
Surface area
1.7527068045251E+14
Volume
9.5972477653844E+20
Height
9484142.2989608