20091108 is an even 8-digits composite number following 20091107
and preceding 20091109 . In scientific notation, it is written as 2.0091108 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors.
There are 6697032 positive integers (up to 20091108) that are relatively prime to 20091108.
20091108 has 12 divisors, whose sum is 46879280
The reverse of 20091108 is 80119002
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million ninety-one thousand one hundred eight
Scientific notation
2.0091108 × 10^7
Engineering notation
2.0091108 × 10^6
Prime Factorization
2 × 2 × 3 × 1674259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10045554
Product of the distinct prime numbers
The prime factorization of 20091108 is 2 × 2 × 3 × 1674259.
Since it has a total of 4 prime factors.
6 , 6 , 53 , 28 , 575 , 570 , 8163 , 2661 , 9069 , 13067 , 375400 , 723799 , 2307281 , 3993611 , 53605285 , 89071606 , 147200451 , 880035571 , 8298366596 , 922889186
n×2
40182216
n×3
60273324
n×4
80364432
n×5
100455540
n÷2
10045554
n÷3
6697036
n÷3
5022777
n÷5
4018221.6
n2
403652620667664
n3
8.1098283963171E+21
n4
1.6293543817187E+29
n5
3.2735534853384E+36
2 √n
4482.3105648761
3 √n
271.85331263126
4 √n
66.950060230564
5 √n
28.88023864777
1 , 2 , 3 , 4 , 6 , 12 , 1674259 , 3348518 , 5022777 , 6697036 , 10045554 , 20091108
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20091107
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20091108 can be divided by 12 positive divisors.
The sum of these divisors (counting 20091108) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101001000011100100
3
Ternary
1101210201211010
4
Quaternary
1030221003210
5
Quinary
20120403413
6
Senary
1554342220
8
Octal
114510344
10
Decimal
20091108
12
Duodecimal
688a970
16
Hexadecimal
13290e4
20
Vigesimal
65b7f8
36
Base36
bymec
md5
8fd6ea0483fec7850595b6703cf43ac7
sha1
35e3096d8533433bb14a16e0b07c572f95772a81
sha256
31d1ed7764aa01f9e14ab8df7993b01bb046aa7a9ef32cac89483ae1c3865d0e
sha512
2e4d6b43e76fe93f90aa0aa9a4b70d4a8620668f1c821a2546d6dfe7d64a99b70ad1d01277c1c593ad15bd9f1e8c84e06ac130ea37bc6ec3075b8e2972392e1c
ripemd-160
54d8ec9dc2b13e82ba7dd79f78ad9264710b6d47
Diameter
40182216
Circumference
126236154.59056
Area
1.2681121076918E+15
Volume
3.3970369748991E+22
Surface area
5.0724484307672E+15
Circumference
126236154.59056
Perimeter
80364432
Area
403652620667664
Diagonal
28413117.416703
Surface area
2421915724005984
Volume
8.1098283963171E+21
Space diagonal
34798819.836354
Perimeter
60273324
Area
1.7478671190118E+14
Altitude
17399409.918177
Surface area
1.7478671190118E+14
Volume
9.5575244221584E+20
Height
9471039.1389009