12090987 is an odd 8-digits composite number following 12090986
and preceding 12090988 . In scientific notation, it is written as 1.2090987 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 8045568 positive integers (up to 12090987) that are relatively prime to 12090987.
12090987 has 8 divisors, whose sum is 13459600
The reverse of 12090987 is 78909021
Previous prime number is 769
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twelve million ninety thousand nine hundred eighty-seven
Scientific notation
1.2090987 × 10^7
Engineering notation
1.2090987 × 10^6
Prime Factorization
9 × 769 × 1747
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12090987
Product of the distinct prime numbers
The prime factorization of 12090987 is 9 × 769 × 1747.
Since it has a total of 3 prime factors.
2 , 6 , 93 , 61 , 148 , 577 , 478 , 8262 , 88656 , 69442 , 348416 , 757293 , 6904979 , 6517211 , 36713214 , 35876796 , 770889212 , 935129882 , 7639110846 , 1397320909
n×2
24181974
n×3
36272961
n×4
48363948
n×5
60454935
n÷2
6045493.5
n÷3
4030329
n÷3
3022746.75
n÷5
2418197.4
n2
146191966634169
n3
1.7676051680782E+21
n4
2.1372091108366E+28
n5
2.5840967575407E+35
2 √n
3477.209657182
3 √n
229.52002616196
4 √n
58.967869701915
5 √n
26.091097688003
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
-12090986
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 12090987 can be divided by 8 positive divisors.
The sum of these divisors (counting 12090987) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110000111111001101011
3
Ternary
211202021201100
4
Quaternary
232013321223
5
Quinary
11043402422
6
Senary
1111052443
8
Octal
56077153
10
Decimal
12090987
12
Duodecimal
4071123
16
Hexadecimal
b87e6b
20
Vigesimal
3fb797
36
Base36
775gr
md5
5275a3df80d3cdfa2e05cb2b3b1ffd28
sha1
28e6a2c752a85deb39e58a50332266b5ccc1d3a9
sha256
dc1f782cfa65f34563e0ec90921231fdb68d5670767d83268291ef19b400bbd1
sha512
f4e90e0f90d067781aea2ad8daba0fb045f18a9b93e9f3cb808c3d65ea847741a81ab333e6da372109984eae43e1b1c34652767ae9af3683d40de1eb3b62c865
ripemd-160
057ab1a4ca3d50730a28e642346d80181d3ae4e8
Diameter
24181974
Circumference
75969911.867699
Area
4.5927560839175E+14
Volume
7.4041272139756E+21
Surface area
1.837102433567E+15
Circumference
75969911.867699
Perimeter
48363948
Area
146191966634169
Diagonal
17099237.797877
Surface area
877151799805014
Volume
1.7676051680782E+21
Space diagonal
20942203.797655
Perimeter
36272961
Area
63302978467199
Altitude
10471101.898827
Surface area
63302978467199
Volume
2.0831426680141E+20
Height
5699745.9326256