668045109 is an odd 9-digits composite number following 668045108
and preceding 668045110 . In scientific notation, it is written as 6.68045109 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 445256640 positive integers (up to 668045109) that are relatively prime to 668045109.
668045109 has 8 divisors, whose sum is 890940352
The reverse of 668045109 is 901540866
Previous prime number is 48823
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
six hundred sixty-eight million forty-five thousand one hundred nine
Scientific notation
6.68045109 × 10^8
Engineering notation
6.68045109 × 10^6
Prime Factorization
3 × 48823 × 4561
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668045109
Product of the distinct prime numbers
The prime factorization of 668045109 is 3 × 48823 × 4561.
Since it has a total of 3 prime factors.
6 , 5 , 49 , 33 , 389 , 455 , 8845 , 8379 , 78962 , 4135 , 585697 , 565692 , 6306289 , 4846805 , 3320894 , 39696752 , 327918219 , 669080768 , 5078324236 , 7389906162
n×2
1336090218
n×3
2004135327
n×4
2672180436
n×5
3340225545
n÷2
334022554.5
n÷3
222681703
n÷3
167011277.25
n÷5
133609021.8
n2
446284267658821881
n3
2.9813802223312E+26
n4
1.9916964755977E+35
n5
1.3305430891356E+44
2 √n
25846.568611713
3 √n
874.18214038613
4 √n
160.76868044403
5 √n
58.205115818323
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
-668045108
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 668045109 can be divided by 8 positive divisors.
The sum of these divisors (counting 668045109) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111110100011000111100110101
3
Ternary
1201120001012121110
4
Quaternary
213310120330311
5
Quinary
2332004420414
6
Senary
150142305233
8
Octal
4764307465
10
Decimal
668045109
12
Duodecimal
167888219
16
Hexadecimal
27d18f35
20
Vigesimal
a8f5cf9
36
Base36
b1qiwl
md5
6146b592abad53e3381aae818c9315aa
sha1
90712879d0b0311293ce6dca70479ba87370da3a
sha256
54a9490047cedca82a483ccb4aabbcd55a227d3b8479a7962cbe7179f2cac787
sha512
bac75706ebb71a2a3b8e477dfc52541e370ea35420ad1f364c0bfad325fe7c0cb6b39f440b904d27598d929a2042f1ff582f9deccf075e162d52453c426f3cfe
ripemd-160
1c4c4a738ace59ff474a303d8bd083f1ed54ba84
Diameter
1336090218
Circumference
4197451213.402
Area
1.4020433766897E+18
Volume
1.2488376272045E+27
Surface area
5.6081735067586E+18
Circumference
4197451213.402
Perimeter
2672180436
Area
446284267658821881
Diagonal
944758453.42481
Surface area
2677705605952931286
Volume
2.9813802223312E+26
Space diagonal
1157088070.5359
Perimeter
2004135327
Area
1.9324675655094E+17
Altitude
578544035.26794
Surface area
1.9324675655094E+17
Volume
3.5135902875098E+25
Height
314919484.47494