2012128905 is an odd 10-digits composite number following 2012128904
and preceding 2012128906 . In scientific notation, it is written as 2.012128905 × 10^9.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 1071870528 positive integers (up to 2012128905) that are relatively prime to 2012128905.
2012128905 has 16 divisors, whose sum is 3223200960
The reverse of 2012128905 is 5098212102
Previous prime number is 853
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 30
Digital Root 3
Name
two billion twelve million one hundred twenty-eight thousand nine hundred five
Scientific notation
2.012128905 × 10^9
Engineering notation
2.012128905 × 10^9
Prime Factorization
3 × 5 × 853 × 157259
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2012128905
Product of the distinct prime numbers
The prime factorization of 2012128905 is 3 × 5 × 853 × 157259.
Since it has a total of 4 prime factors.
10 , 7 , 32 , 49 , 186 , 904 , 1867 , 2555 , 86630 , 66325 , 56288 , 963761 , 4108028 , 2792055 , 3892271 , 86318559 , 840252542 , 847341459 , 4046030216 , 2493261111
n×2
4024257810
n×3
6036386715
n×4
8048515620
n×5
10060644525
n÷2
1006064452.5
n÷3
670709635
n÷3
503032226.25
n÷5
402425781
n2
4048662730336499025
n3
8.1464313063063E+27
n4
1.6391669904016E+37
n5
3.2982152815089E+46
2 √n
44856.759858465
3 √n
1262.4628290857
4 √n
211.79414500516
5 √n
72.565661732126
1 , 3 , 5 , 15 , 853 , 2559 , 4265 , 12795 , 157259 , 471777 , 786295 , 2358885 , 134141927 , 402425781 , 670709635 , 2012128905
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
-2012128904
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 2012128905 can be divided by 16 positive divisors.
The sum of these divisors (counting 2012128905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111111011101010011010001001
3
Ternary
12012020011201221210
4
Quaternary
1313323222122021
5
Quinary
13110101111110
6
Senary
531354523333
8
Octal
16773523211
10
Decimal
2012128905
12
Duodecimal
481a36549
16
Hexadecimal
77eea689
20
Vigesimal
1b8fg255
36
Base36
x9ywll
md5
c6129cc39caaf23b9943ab1606bf1e73
sha1
fa8c1a37ca3cb76c27f04d425b4a2dad3ddab2c4
sha256
4fc28058b205204844da2c5c2b1b90a830f4d1811e7e37dd0fe759ad84ae55a4
sha512
1fbc6a7ef461b4dcd70a3ead8108da5c7a73a029d18ab012548b843796bc682a0c8badb70c752be4cb324a5fabb8829bfe2cd0196f0618dde2d1f6a381ccd611
ripemd-160
9c2edd2ef9599eaa4467211b78411b43d409a261
Diameter
4024257810
Circumference
12642578772.047
Area
1.2719249090488E+19
Volume
3.4123691659821E+28
Surface area
5.0876996361952E+19
Circumference
12642578772.047
Perimeter
8048515620
Area
4048662730336499025
Diagonal
2845579986.6939
Surface area
2.4291976382019E+19
Volume
8.1464313063063E+27
Space diagonal
3485109494.8379
Perimeter
6036386715
Area
1.7531223879133E+18
Altitude
1742554747.419
Surface area
1.7531223879133E+18
Volume
9.6006613652659E+26
Height
948526662.23131