1640678505 is an odd 10-digits composite number following 1640678504
and preceding 1640678506 . In scientific notation, it is written as 1.640678505 × 10^9.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 875028528 positive integers (up to 1640678505) that are relatively prime to 1640678505.
1640678505 has 4 divisors, whose sum is 1750057088
The reverse of 1640678505 is 5058760461
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
one billion six hundred forty million six hundred seventy-eight thousand five hundred five
Scientific notation
1.640678505 × 10^9
Engineering notation
1.640678505 × 10^9
Prime Factorization
15 × 109378567
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1640678505
Product of the distinct prime numbers
The prime factorization of 1640678505 is 15 × 109378567.
Since it has a total of 2 prime factors.
8 , 1 , 84 , 1 , 291 , 9 , 8501 , 7475 , 2450 , 88204 , 72986 , 456655 , 5499330 , 6254415 , 94772255 , 5232365 , 516683748 , 221086830 , 9472071343 , 2316981273
n×2
3281357010
n×3
4922035515
n×4
6562714020
n×5
8203392525
n÷2
820339252.5
n÷3
546892835
n÷3
410169626.25
n÷5
328135701
n2
2691825956769035025
n3
4.416420986472E+27
n4
7.2459269815355E+36
n5
1.1888236647405E+46
2 √n
40505.289839723
3 √n
1179.4363162841
4 √n
201.25926025831
5 √n
69.663404939944
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
-1640678504
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 1640678505 can be divided by 4 positive divisors.
The sum of these divisors (counting 1640678505) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100001110010101100010001101001
3
Ternary
11020100020002210120
4
Quaternary
1201302230101221
5
Quinary
11330003203010
6
Senary
430445233453
8
Octal
14162542151
10
Decimal
1640678505
12
Duodecimal
399562889
16
Hexadecimal
61cac469
20
Vigesimal
15ce4g55
36
Base36
r4tfmx
md5
e8efb166248574a7f78e08272a935478
sha1
16b2d9ebd4a61ba9a92b41822876147c0d5e99ee
sha256
6091f21bc355f8533fbfb3783226ee9238c0cf3787d9150672bb1a0f272747f8
sha512
2c95a4f36b95643003746f59f920854ed5386f358becf9edc220cdb7cd02bdb4aa0a7b212585231e3a638b6c1cdb87d3ef71c4643910784b25698765068ba480
ripemd-160
4c8f4a5286d20ae4c872ba01d95d960afdcb5d66
Diameter
3281357010
Circumference
10308687076.421
Area
8.4566206505279E+18
Volume
1.8499460968347E+28
Surface area
3.3826482602112E+19
Circumference
10308687076.421
Perimeter
6562714020
Area
2691825956769035025
Diagonal
2320269793.265
Surface area
1.6150955740614E+19
Volume
4.416420986472E+27
Space diagonal
2841738529.5461
Perimeter
4922035515
Area
1.1655948305642E+18
Altitude
1420869264.7731
Surface area
1.1655948305642E+18
Volume
5.2048020468482E+26
Height
773423264.42167