1640155893 is an odd 10-digits composite number following 1640155892
and preceding 1640155894 . In scientific notation, it is written as 1.640155893 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 1079596128 positive integers (up to 1640155893) that are relatively prime to 1640155893.
1640155893 has 8 divisors, whose sum is 2214556800
The reverse of 1640155893 is 3985510461
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
one billion six hundred forty million one hundred fifty-five thousand eight hundred ninety-three
Scientific notation
1.640155893 × 10^9
Engineering notation
1.640155893 × 10^9
Prime Factorization
3 × 79 × 6920489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1640155893
Product of the distinct prime numbers
The prime factorization of 1640155893 is 3 × 79 × 6920489.
Since it has a total of 3 prime factors.
10 , 7 , 73 , 95 , 637 , 898 , 7746 , 379 , 45882 , 67509 , 845436 , 276686 , 3096931 , 6549810 , 46046603 , 18885380 , 917533536 , 408528535 , 1694323508 , 2605517250
n×2
3280311786
n×3
4920467679
n×4
6560623572
n×5
8200779465
n÷2
820077946.5
n÷3
546718631
n÷3
410038973.25
n÷5
328031178.6
n2
2690111353342627449
n3
4.4122019890111E+27
n4
7.2366990933829E+36
n5
1.186931466388E+46
2 √n
40498.83816852
3 √n
1179.3110727687
4 √n
201.24323136076
5 √n
69.658966340803
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
-1640155892
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 1640155893 can be divided by 8 positive divisors.
The sum of these divisors (counting 1640155893) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001110000101100101011110101
3
Ternary
11020022020112220120
4
Quaternary
1201300230223311
5
Quinary
11324334442033
6
Senary
430430122153
8
Octal
14160545365
10
Decimal
1640155893
12
Duodecimal
399350359
16
Hexadecimal
61c2caf5
20
Vigesimal
15caj9ed
36
Base36
r4i8dx
md5
07e3f8a0e5d6eb68ca68c505d5f643dd
sha1
0e92541b9e167737ec44bc8f64596c1364100dba
sha256
052a9c338c4de85700fe8e5f040babb8268a2525f8cd3a3a079eda69da424229
sha512
4fa6d4476bcb7a2efde0c0b448c1edb57b99b79ada4938c1c6e174bba9374475bee493d8d4d7c0b5d3ce90c997d91fbfba99cf69888ec3f5e774df9696fdd1c2
ripemd-160
38494fc3d464105ccd441f8f8be4bc8f4e7fc546
Diameter
3280311786
Circumference
10305403408.382
Area
8.4512340649997E+18
Volume
1.8481788473109E+28
Surface area
3.3804936259999E+19
Circumference
10305403408.382
Perimeter
6560623572
Area
2690111353342627449
Diagonal
2319530708.2868
Surface area
1.6140668120056E+19
Volume
4.4122019890111E+27
Space diagonal
2840833339.0095
Perimeter
4920467679
Area
1.1648523855018E+18
Altitude
1420416669.5048
Surface area
1.1648523855018E+18
Volume
5.1998299106576E+26
Height
773176902.76225