649128834 is an even 9-digits composite number following 649128833
and preceding 649128835 . In scientific notation, it is written as 6.49128834 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 216376272 positive integers (up to 649128834) that are relatively prime to 649128834.
649128834 has 12 divisors, whose sum is 1406445846
The reverse of 649128834 is 438821946
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
six hundred forty-nine million one hundred twenty-eight thousand eight hundred thirty-four
Scientific notation
6.49128834 × 10^8
Engineering notation
6.49128834 × 10^6
Prime Factorization
2 × 3 × 3 × 36062713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
216376278
Product of the distinct prime numbers
The prime factorization of 649128834 is 2 × 3 × 3 × 36062713.
Since it has a total of 4 prime factors.
6 , 7 , 17 , 82 , 819 , 974 , 4580 , 9459 , 56703 , 87416 , 648603 , 706187 , 1040288 , 9039157 , 3941691 , 95458322 , 729554755 , 405980711 , 5677102110 , 9841279956
n×2
1298257668
n×3
1947386502
n×4
2596515336
n×5
3245644170
n÷2
324564417
n÷3
216376278
n÷3
162282208.5
n÷5
129825766.8
n2
421368243130199556
n3
2.7352227634773E+26
n4
1.7755119631863E+35
n5
1.1525360104162E+44
2 √n
25478.00686867
3 √n
865.85193844675
4 √n
159.61831620673
5 √n
57.871692011534
1 , 2 , 3 , 6 , 9 , 18 , 36062713 , 72125426 , 108188139 , 216376278 , 324564417 , 649128834
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-649128833
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 649128834 can be divided by 12 positive divisors.
The sum of these divisors (counting 649128834) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110101100001110101110000010
3
Ternary
1200020110011100200
4
Quaternary
212230032232002
5
Quinary
2312134110314
6
Senary
144225030030
8
Octal
4654165602
10
Decimal
649128834
12
Duodecimal
161485316
16
Hexadecimal
26b0eb82
20
Vigesimal
a2h121e
36
Base36
aqh30i
md5
9215c2a066fd93988d9906fdf079ed69
sha1
a43ce878a2fe1c10dd5f5755a87f133966e90a6b
sha256
2d3b7d31c30b67fe2b3288b42e370546579b777e2c6b7fa3a9270c4fba7f150f
sha512
13e84f9b37299ec193914b569e01fc02667b4eecfcaf9b528e25963f02ad7b78e4a7425fc969ed6cbd677d7fe0d7eaef07835811419de29d728105a59a750a22
ripemd-160
ecb92785f46f7c022d3a3b66145b5b492aa1bc1b
Diameter
1298257668
Circumference
4078596752.2554
Area
1.3237673770739E+18
Volume
1.1457274319563E+27
Surface area
5.2950695082955E+18
Circumference
4078596752.2554
Perimeter
2596515336
Area
421368243130199556
Diagonal
918006800.77023
Surface area
2528209458781197336
Volume
2.7352227634773E+26
Space diagonal
1124324121.1459
Perimeter
1947386502
Area
1.8245780144939E+17
Altitude
562162060.57297
Surface area
1.8245780144939E+17
Volume
3.2234909401844E+25
Height
306002266.92341