2155189009 is an odd 10-digits composite number following 2155189008
and preceding 2155189010 . In scientific notation, it is written as 2.155189009 × 10^9.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 2152318500 positive integers (up to 2155189009) that are relatively prime to 2155189009.
2155189009 has 4 divisors, whose sum is 2158059520
The reverse of 2155189009 is 9009815512
Previous prime number is 751
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 40
Digital Root 4
Name
two billion one hundred fifty-five million one hundred eighty-nine thousand nine
Scientific notation
2.155189009 × 10^9
Engineering notation
2.155189009 × 10^9
Prime Factorization
751 × 2869759
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2155189009
Product of the distinct prime numbers
The prime factorization of 2155189009 is 751 × 2869759.
Since it has a total of 2 prime factors.
8 , 5 , 92 , 29 , 61 , 17 , 9576 , 1240 , 27773 , 33919 , 245224 , 595108 , 3336101 , 9735917 , 14369178 , 13202632 , 448720863 , 285171140 , 3700504175 , 2789128887
n×2
4310378018
n×3
6465567027
n×4
8620756036
n×5
10775945045
n÷2
1077594504.5
n÷3
718396336.33333
n÷3
538797252.25
n÷5
431037801.8
n2
4644839664514402081
n3
1.0010507393529E+28
n4
2.1574535509046E+37
n5
4.6497201803377E+46
2 √n
46424.013279767
3 √n
1291.7003815401
4 √n
215.46232450191
5 √n
73.569376042642
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2155189008
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2155189009 can be divided by 4 positive divisors.
The sum of these divisors (counting 2155189009) is 1, the average is 0.25.
Base
System
Value
2
Binary
10000000011101011001001100010001
3
Ternary
12120012100221112011
4
Quaternary
2000131121030101
5
Quinary
13403212022014
6
Senary
553505102521
8
Octal
20035311421
10
Decimal
2155189009
12
Duodecimal
501927a41
16
Hexadecimal
80759311
20
Vigesimal
1dd9ica9
36
Base36
zn56hd
md5
6aee51b8c410dc517ea898e944369e4f
sha1
6efe6783f033ff986a25bc12b9d7da25314013ee
sha256
eb76014d317c685e6adb899717858a89e2e1fd54fd6f853343e7f271b281b7c8
sha512
648404d63125e78cb8939416b15b2f10c4e5d1d10f434d75ce37d2c0c46fc505cc0db0a88006191c7fa7d9b8b0404fc3b61a43bdfb5209925d42ec37758ec329
ripemd-160
fee904edc3429b33145d589619293cfb9abf4ac8
Diameter
4310378018
Circumference
13541451915.544
Area
1.4592194167141E+19
Volume
4.1931915314955E+28
Surface area
5.8368776668564E+19
Circumference
13541451915.544
Perimeter
8620756036
Area
4644839664514402081
Diagonal
3047897526.0052
Surface area
2.7869037987086E+19
Volume
1.0010507393529E+28
Space diagonal
3732896863.502
Perimeter
6465567027
Area
2.0112745729875E+18
Altitude
1866448431.751
Surface area
2.0112745729875E+18
Volume
1.1797496101804E+27
Height
1015965842.0017