668366915 is an odd 9-digits composite number following 668366914
and preceding 668366916 . In scientific notation, it is written as 6.68366915 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 516255712 positive integers (up to 668366915) that are relatively prime to 668366915.
668366915 has 4 divisors, whose sum is 672976488
The reverse of 668366915 is 519663866
Previous prime number is 145
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
six hundred sixty-eight million three hundred sixty-six thousand nine hundred fifteen
Scientific notation
6.68366915 × 10^8
Engineering notation
6.68366915 × 10^6
Prime Factorization
145 × 4609427
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668366915
Product of the distinct prime numbers
The prime factorization of 668366915 is 145 × 4609427.
Since it has a total of 2 prime factors.
1 , 10 , 59 , 67 , 475 , 501 , 9063 , 8161 , 14669 , 80701 , 721449 , 861432 , 4784498 , 6105720 , 24520105 , 53648102 , 658579994 , 711233693 , 1964239941 , 2225882104
n×2
1336733830
n×3
2005100745
n×4
2673467660
n×5
3341834575
n÷2
334183457.5
n÷3
222788971.66667
n÷3
167091728.75
n÷5
133673383
n2
446714333066617225
n3
2.9856908067802E+26
n4
1.9955369536715E+35
n5
1.3337508774939E+44
2 √n
25852.79317598
3 √n
874.32248614762
4 √n
160.7880380376
5 √n
58.210722370081
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
-668366914
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 668366915 can be divided by 4 positive divisors.
The sum of these divisors (counting 668366915) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111110101100111100001000011
3
Ternary
1201120122120001012
4
Quaternary
213311213201003
5
Quinary
2332100220130
6
Senary
150153231135
8
Octal
4765474103
10
Decimal
668366915
12
Duodecimal
167a024ab
16
Hexadecimal
27d67843
20
Vigesimal
a8h5h5f
36
Base36
b1xf7n
md5
ca97a0c1553b8dea71723c8bac424cea
sha1
165af4a244b48165f0d51af32e234db074baea4c
sha256
0d422c32aee0810d9b2cce85eb7c5a43fb9b05e4bf9000196d2bd8261fd543f0
sha512
ec716042b208ed03cc4d0431bf114ce2553873b066dea326809a872ec24589e6f88cfb91ce9b27c9157adbc959af41edbeae4b1955993467a04cc0d36a0a00ad
ripemd-160
9ae362ba1330d943246d6a2e1f5ad52a2738b9af
Diameter
1336733830
Circumference
4199473180.1329
Area
1.4033944670153E+18
Volume
1.2506432405962E+27
Surface area
5.6135778680614E+18
Circumference
4199473180.1329
Perimeter
2673467660
Area
446714333066617225
Diagonal
945213555.83447
Surface area
2680285998399703350
Volume
2.9856908067802E+26
Space diagonal
1157645454.8781
Perimeter
2005100745
Area
1.9343298033516E+17
Altitude
578822727.43903
Surface area
1.9343298033516E+17
Volume
3.518670360001E+25
Height
315071185.27816