668045 is an odd 6-digits composite number following 668044
and preceding 668046 . In scientific notation, it is written as 6.68045 × 10^5.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 458064 positive integers (up to 668045) that are relatively prime to 668045.
668045 has 8 divisors, whose sum is 916224
The reverse of 668045 is 540866
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 29
Digital Root 2
Name
six hundred sixty-eight thousand forty-five
Scientific notation
6.68045 × 10^5
Engineering notation
6.68045 × 10^3
Prime Factorization
5 × 7 × 19087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
668045
Product of the distinct prime numbers
The prime factorization of 668045 is 5 × 7 × 19087.
Since it has a total of 3 prime factors.
6 , 10 , 99 , 5 , 191 , 33 , 2365 , 8037 , 95030 , 86046 , 159157 , 451314 , 6754994 , 8683429 , 63046053 , 43454620 , 743712093 , 562625022 , 713145553 , 4944714179
n×2
1336090
n×3
2004135
n×4
2672180
n×5
3340225
n÷2
334022.5
n÷3
222681.66666667
n÷3
167011.25
n÷5
133609
n2
446284122025
n3
298137876298191125
n4
1.9916951757163E+23
n5
1.3305420036614E+29
2 √n
817.3401984486
3 √n
87.418209284151
4 √n
28.589162255103
5 √n
14.620463589746
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
-668044
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 668045 can be divided by 8 positive divisors.
The sum of these divisors (counting 668045) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011000110001101
3
Ternary
1020221101102
4
Quaternary
2203012031
5
Quinary
132334140
6
Senary
22152445
8
Octal
2430615
10
Decimal
668045
12
Duodecimal
282725
16
Hexadecimal
a318d
20
Vigesimal
43a25
36
Base36
ebgt
md5
482358960d629a60979db65754d6ca4a
sha1
bdd59ed7337379ce89c2001e1296927fc0a1a583
sha256
a3e0d0d9164cd938a8167789e37925147d5b7bd5f27215e2790a950699ddb5fa
sha512
6a57f22be66a7b342a8b72766aca2539840ec1a7616250dacb47e09a581885c6aa4d4ba9002d9b7a17c8ece019b3aacad670c330a1773a86354aabbb4628fb13
ripemd-160
6b02319d7d27b12476e47beb8869da5979bf735a
Diameter
1336090
Circumference
4197450.5285348
Area
1402042919167.5
Volume
1.2488370159137E+18
Surface area
5608171676670
Circumference
4197450.5285348
Perimeter
2672180
Area
446284122025
Diagonal
944758.29927553
Surface area
2677704732150
Volume
298137876298191125
Space diagonal
1157087.8817424
Perimeter
2004135
Area
193246693489.64
Altitude
578543.94087118
Surface area
193246693489.64
Volume
3.5135885676501E+16
Height
314919.43309184