6643564849 is an odd 10-digits composite number following 6643564848
and preceding 6643564850 . In scientific notation, it is written as 6.643564849 × 10^9.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 6642937840 positive integers (up to 6643564849) that are relatively prime to 6643564849.
6643564849 has 4 divisors, whose sum is 6644191860
The reverse of 6643564849 is 9484653466
Previous prime number is 10781
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 55
Digital Root 1
Name
six billion six hundred forty-three million five hundred sixty-four thousand eight hundred forty-nine
Scientific notation
6.643564849 × 10^9
Engineering notation
6.643564849 × 10^9
Prime Factorization
10781 × 616229
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
6643564849
Product of the distinct prime numbers
The prime factorization of 6643564849 is 10781 × 616229.
Since it has a total of 2 prime factors.
2 , 2 , 62 , 48 , 777 , 599 , 3169 , 8819 , 96016 , 91875 , 858820 , 150377 , 9800495 , 5617568 , 14035874 , 39177052 , 177123759 , 283685729 , 3217560152 , 9351859770
n×2
13287129698
n×3
19930694547
n×4
26574259396
n×5
33217824245
n÷2
3321782424.5
n÷3
2214521616.3333
n÷3
1660891212.25
n÷5
1328712969.8
n2
4.4136953902868E+19
n3
2.9322671549103E+29
n4
1.9480706998239E+39
n5
1.2942134024717E+49
2 √n
81508.066159123
3 √n
1879.8955775145
4 √n
285.49617538441
5 √n
92.146795274808
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
-6643564848
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 6643564849 can be divided by 4 positive divisors.
The sum of these divisors (counting 6643564849) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001011111111001100000100110001
3
Ternary
122011000001001200101
4
Quaternary
12023333030010301
5
Quinary
102101223033344
6
Senary
3015122352401
8
Octal
61377140461
10
Decimal
6643564849
12
Duodecimal
1354abb701
16
Hexadecimal
18bfcc131
20
Vigesimal
53g25c29
36
Base36
31veng1
md5
02571ca6bcde80ecd2ae8f133ae5dc7f
sha1
fc11e2e306607c83b229c8a55c96c76b7ada87e0
sha256
5273173dabfc81fb3386ee999ecc67d41fe7e44bcdade54e22d80a20098d259b
sha512
8c33f34159da694e6949ba3f5fcad6f651b78e92b17b5d2dc147e0af02d97dfae7a5f59f3f00c9d72c9ca0e8f2c2a920de8fade2faead40781fb8a7be7cc1f54
ripemd-160
b989a6800ddfe81512f3f22aaa32684cea17f9d5
Diameter
13287129698
Circumference
41742749046.532
Area
1.3866033013308E+20
Volume
1.2282651936305E+30
Surface area
5.5464132053233E+20
Circumference
41742749046.532
Perimeter
26574259396
Area
4.4136953902868E+19
Diagonal
9395419511.961
Surface area
2.6482172341721E+20
Volume
2.9322671549103E+29
Space diagonal
11506991861.847
Perimeter
19930694547
Area
1.9111861662773E+19
Altitude
5753495930.9233
Surface area
1.9111861662773E+19
Volume
3.4557099824794E+28
Height
3131806503.987