643463138 is an even 9-digits composite number following 643463137
and preceding 643463139 . In scientific notation, it is written as 6.43463138 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 321574000 positive integers (up to 643463138) that are relatively prime to 643463138.
643463138 has 8 divisors, whose sum is 965667420
The reverse of 643463138 is 831364346
Previous prime number is 2069
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
six hundred forty-three million four hundred sixty-three thousand one hundred thirty-eight
Scientific notation
6.43463138 × 10^8
Engineering notation
6.43463138 × 10^6
Prime Factorization
2 × 2069 × 155501
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
643463138
Product of the distinct prime numbers
The prime factorization of 643463138 is 2 × 2069 × 155501.
Since it has a total of 3 prime factors.
2 , 1 , 58 , 60 , 399 , 85 , 3928 , 7242 , 39580 , 44709 , 902745 , 156160 , 1275902 , 7355551 , 24590477 , 59876755 , 699210325 , 209215026 , 9368048099 , 4436008361
n×2
1286926276
n×3
1930389414
n×4
2573852552
n×5
3217315690
n÷2
321731569
n÷3
214487712.66667
n÷3
160865784.5
n÷5
128692627.6
n2
414044809964807044
n3
2.6642257269257E+26
n4
1.7143310465879E+35
n5
1.1031088348083E+44
2 √n
25366.575212275
3 √n
863.32547751863
4 √n
159.26887709868
5 √n
57.770314856469
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
-643463137
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 643463138 can be divided by 8 positive divisors.
The sum of these divisors (counting 643463138) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110010110100111011111100010
3
Ternary
1122211210022111002
4
Quaternary
212112213133202
5
Quinary
2304211310023
6
Senary
143503352002
8
Octal
4626473742
10
Decimal
643463138
12
Duodecimal
15b5b2602
16
Hexadecimal
265a77e2
20
Vigesimal
a11chgi
36
Base36
an3nc2
md5
565244a7c3680b2ba1892ec7ec729b2e
sha1
afc9591e561d3a2857dea21d82e33ee24d3d4f4e
sha256
04a4ad956db902b739e37eba44ef14b117c9c9429c06eb8ba37d7a05f00ddc35
sha512
b02c74747a2268b5b5e2290467afadab86e12bd0ad1677d51fd25d2daedba70ace475cd9bb05fb71ff5456923207fba48128b5de7922432625ac5e9e191b086d
ripemd-160
a80649b980999a57e913445143919afa1662e45c
Diameter
1286926276
Circumference
4042998134.3933
Area
1.3007601332424E+18
Volume
1.1159882628286E+27
Surface area
5.2030405329697E+18
Circumference
4042998134.3933
Perimeter
2573852552
Area
414044809964807044
Diagonal
909994296.64675
Surface area
2484268859788842264
Volume
2.6642257269257E+26
Space diagonal
1114510847.8137
Perimeter
1930389414
Area
1.7928666186731E+17
Altitude
557255423.90685
Surface area
1.7928666186731E+17
Volume
3.1398201302014E+25
Height
303331432.21558