643669013 is an odd 9-digits composite number following 643669012
and preceding 643669014 . In scientific notation, it is written as 6.43669013 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 594156000 positive integers (up to 643669013) that are relatively prime to 643669013.
643669013 has 4 divisors, whose sum is 693182028
The reverse of 643669013 is 310966346
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
six hundred forty-three million six hundred sixty-nine thousand thirteen
Scientific notation
6.43669013 × 10^8
Engineering notation
6.43669013 × 10^6
Prime Factorization
13 × 49513001
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
643669013
Product of the distinct prime numbers
The prime factorization of 643669013 is 13 × 49513001.
Since it has a total of 2 prime factors.
4 , 7 , 13 , 59 , 260 , 469 , 6184 , 6298 , 58847 , 35420 , 703711 , 286556 , 3150822 , 7971245 , 90678546 , 92502617 , 890345146 , 400144984 , 8461444613 , 1103745056
n×2
1287338026
n×3
1931007039
n×4
2574676052
n×5
3218345065
n÷2
321834506.5
n÷3
214556337.66667
n÷3
160917253.25
n÷5
128733802.6
n2
414309798296394169
n3
2.6667837894567E+26
n4
1.716526089644E+35
n5
1.1048746539099E+44
2 √n
25370.632885287
3 √n
863.4175409019
4 √n
159.28161502599
5 √n
57.774011087393
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
-643669012
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 643669013 can be divided by 4 positive divisors.
The sum of these divisors (counting 643669013) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110010111011001110000010101
3
Ternary
1122212011202220002
4
Quaternary
212113121300111
5
Quinary
2304234402023
6
Senary
143512021045
8
Octal
4627316025
10
Decimal
643669013
12
Duodecimal
15b691785
16
Hexadecimal
265d9c15
20
Vigesimal
a12icad
36
Base36
an826t
md5
00f22126ddae669475d049685269446d
sha1
3cbfc2fd6ba668681dd692c61eeeffd7a3052c26
sha256
5b53fe6fe7186709780da7b5da079ce49e3e7b1f80e49eb5549e63e6a052a26a
sha512
bb3c731e4a106fd7ffec583e04a6d42e9c570d66eca1452b08ad59a0d9d978526925abc19d373f35bce0af18f4b33532453aeb8b9449f2cd3b444ef1580cc053
ripemd-160
b687d668df5e699437069ddee172b79d8edae4a9
Diameter
1287338026
Circumference
4044291685.1684
Area
1.3015926186382E+18
Volume
1.1170597815559E+27
Surface area
5.2063704745529E+18
Circumference
4044291685.1684
Perimeter
2574676052
Area
414309798296394169
Diagonal
910285447.8639
Surface area
2485858789778365014
Volume
2.6667837894567E+26
Space diagonal
1114867433.7737
Perimeter
1931007039
Area
1.7940140518074E+17
Altitude
557433716.88686
Surface area
1.7940140518074E+17
Volume
3.1428348358053E+25
Height
303428482.6213