643669339 is an odd 9-digits composite number following 643669338
and preceding 643669340 . In scientific notation, it is written as 6.43669339 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 642981456 positive integers (up to 643669339) that are relatively prime to 643669339.
643669339 has 4 divisors, whose sum is 644357224
The reverse of 643669339 is 933966346
Previous prime number is 937
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
six hundred forty-three million six hundred sixty-nine thousand three hundred thirty-nine
Scientific notation
6.43669339 × 10^8
Engineering notation
6.43669339 × 10^6
Prime Factorization
937 × 686947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
643669339
Product of the distinct prime numbers
The prime factorization of 643669339 is 937 × 686947.
Since it has a total of 2 prime factors.
3 , 2 , 64 , 20 , 949 , 822 , 8690 , 8149 , 12217 , 78251 , 795110 , 439087 , 4064253 , 5592600 , 32458609 , 82198680 , 362515537 , 819863542 , 1225399662 , 1262922491
n×2
1287338678
n×3
1931008017
n×4
2574677356
n×5
3218346695
n÷2
321834669.5
n÷3
214556446.33333
n÷3
160917334.75
n÷5
128733867.8
n2
414310217968696921
n3
2.6667878414086E+26
n4
1.7165295671327E+35
n5
1.1048774518503E+44
2 √n
25370.639310037
3 √n
863.41768666733
4 √n
159.28163519388
5 √n
57.774016939569
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
-643669338
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 643669339 can be divided by 4 positive divisors.
The sum of these divisors (counting 643669339) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110010111011001110101011011
3
Ternary
1122212011210100011
4
Quaternary
212113121311123
5
Quinary
2304234404324
6
Senary
143512022351
8
Octal
4627316533
10
Decimal
643669339
12
Duodecimal
15b6919b7
16
Hexadecimal
265d9d5b
20
Vigesimal
a12id6j
36
Base36
an82fv
md5
6a59a6663a5f41c07c101fceebe61fb5
sha1
9a49fec35977eabc6cc8fa286fde479fdfd5a9b7
sha256
2e4e061dbd1c7c60983efbbae13ed82a3b4212f585f5f782414b95ff26dd9a47
sha512
a4ced2deb07c5bf86ecfa3ee1fb733ebc1782e6d8c60fa26d732c98fa21ae5db94391432f9e871772eacf81aece1f073f081cdd67447db81c32e290ba35c0be7
ripemd-160
207c678a1736f88a1e5ba13b3a43d82d236c339d
Diameter
1287338678
Circumference
4044293733.4868
Area
1.3015939370776E+18
Volume
1.1170614788336E+27
Surface area
5.2063757483106E+18
Circumference
4044293733.4868
Perimeter
2574677356
Area
414310217968696921
Diagonal
910285908.89753
Surface area
2485861307812181526
Volume
2.6667878414086E+26
Space diagonal
1114867998.4223
Perimeter
1931008017
Area
1.7940158690418E+17
Altitude
557433999.21114
Surface area
1.7940158690418E+17
Volume
3.1428396110764E+25
Height
303428636.29918