1121808 is an even 7-digits composite number following 1121807
and preceding 1121809 . In scientific notation, it is written as 1.121808 × 10^6.
The sum of its digits is 21. It has a total of 6 prime factors and 20 positive divisors.
There are 373920 positive integers (up to 1121808) that are relatively prime to 1121808.
1121808 has 20 divisors, whose sum is 2898128
The reverse of 1121808 is 8081211
Previous prime number is 3
Is Prime? no
Number parity even
Number length 7
Sum of Digits 21
Digital Root 3
Name
one million one hundred twenty-one thousand eight hundred eight
Scientific notation
1.121808 × 10^6
Engineering notation
1.121808 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 23371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
140226
Product of the distinct prime numbers
The prime factorization of 1121808 is 2 × 2 × 2 × 2 × 3 × 23371.
Since it has a total of 6 prime factors.
8 , 9 , 94 , 4 , 207 , 215 , 5983 , 1786 , 75703 , 58751 , 79518 , 102544 , 8242302 , 1483122 , 72875196 , 4465431 , 481552656 , 93838492 , 4979919288 , 9339017983
n×2
2243616
n×3
3365424
n×4
4487232
n×5
5609040
n÷2
560904
n÷3
373936
n÷3
280452
n÷5
224361.6
n2
1258453188864
n3
1411742854893146112
n4
1.583704428562E+24
n5
1.7766122975962E+30
2 √n
1059.1543796822
3 √n
103.90573312159
4 √n
32.544652090354
5 √n
16.217492529902
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 23371 , 46742 , 70113 , 93484 , 140226 , 186968 , 280452 , 373936 , 560904 , 1121808
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1121807
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1121808 can be divided by 20 positive divisors.
The sum of these divisors (counting 1121808) is 1, the average is 0.05.
Base
System
Value
2
Binary
100010001111000010000
3
Ternary
2002222211110
4
Quaternary
10101320100
5
Quinary
241344213
6
Senary
40013320
8
Octal
4217020
10
Decimal
1121808
12
Duodecimal
461240
16
Hexadecimal
111e10
20
Vigesimal
704a8
36
Base36
o1lc
md5
d099b4c4828088e30ace9871f97a5f7b
sha1
5c0813ce8050929dd3206e7429c5908522434f4f
sha256
9b76d32b144441e931e69abcf1e21c4bca4382dba4bf6033e0cdb68cd2912971
sha512
6748e5368026f7d92d60e2746b5536d74fe5279055a0c8ecfb16378510c114c56a261dbfdfe46f619afe8998aacc2c4158d0317d15dd77dfc99e60fab7446543
ripemd-160
d732f83f9043e144435292df9b8ab776ad03fc39
Diameter
2243616
Circumference
7048527.5430765
Area
3953547293021.8
Volume
5.9134946422536E+18
Surface area
15814189172087
Circumference
7048527.5430765
Perimeter
4487232
Area
1258453188864
Diagonal
1586476.0879786
Surface area
7550719133184
Volume
1411742854893146112
Space diagonal
1943028.4523372
Perimeter
3365424
Area
544926215514.88
Altitude
971514.22616861
Surface area
544926215514.88
Volume
1.6637549099777E+17
Height
528825.36265955