6640345 is an odd 7-digits composite number following 6640344
and preceding 6640346 . In scientific notation, it is written as 6.640345 × 10^6.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 5244720 positive integers (up to 6640345) that are relatively prime to 6640345.
6640345 has 8 divisors, whose sum is 8069760
The reverse of 6640345 is 5430466
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 28
Digital Root 1
Name
six million six hundred forty thousand three hundred forty-five
Scientific notation
6.640345 × 10^6
Engineering notation
6.640345 × 10^6
Prime Factorization
5 × 79 × 16811
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6640345
Product of the distinct prime numbers
The prime factorization of 6640345 is 5 × 79 × 16811.
Since it has a total of 3 prime factors.
3 , 4 , 94 , 25 , 515 , 761 , 4037 , 8657 , 20117 , 17294 , 923602 , 188946 , 7320962 , 1288343 , 32521433 , 59940979 , 745239854 , 986129519 , 4982903957 , 52886234
n×2
13280690
n×3
19921035
n×4
26561380
n×5
33201725
n÷2
3320172.5
n÷3
2213448.3333333
n÷3
1660086.25
n÷5
1328069
n2
44094181719025
n3
2.9280057910702E+20
n4
1.9442968614704E+27
n5
1.2910801942581E+34
2 √n
2576.8866874583
3 √n
187.95918270347
4 √n
50.763044505411
5 √n
23.143984445224
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
-6640344
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 6640345 can be divided by 8 positive divisors.
The sum of these divisors (counting 6640345) is 1, the average is 0.125.
Base
System
Value
2
Binary
11001010101001011011001
3
Ternary
110111100211201
4
Quaternary
121111023121
5
Quinary
3144442340
6
Senary
354154201
8
Octal
31251331
10
Decimal
6640345
12
Duodecimal
2282961
16
Hexadecimal
6552d9
20
Vigesimal
21a0h5
36
Base36
3ybq1
md5
72e320c263718915bba726e7fd21b73b
sha1
02d43ad01e9b73adc2eb9d9b739051f901a5efa2
sha256
ffbd45c2aa75bfe4c019c3315a91433e0ce7369505ff46707a3041306e5ee016
sha512
49c6d814fcb461ed2d0fe63598f36ad55d0daefc1969decce155d2d5be6661606899903f9004a6fe774055e28bd6c50321caa275a123f46339108925c853731d
ripemd-160
acdd9346225b504086085b4f5b4ea04226b1a73a
Diameter
13280690
Circumference
41722518.138603
Area
1.3852595735454E+14
Volume
1.2264801977193E+21
Surface area
5.5410382941817E+14
Circumference
41722518.138603
Perimeter
26561380
Area
44094181719025
Diagonal
9390865.9578364
Surface area
264565090314150
Volume
2.9280057910702E+20
Space diagonal
11501414.919786
Perimeter
19921035
Area
19093340763882
Altitude
5750707.459893
Surface area
19093340763882
Volume
3.450687917032E+19
Height
3130288.6526121