668804911 is an odd 9-digits composite number following 668804910
and preceding 668804912 . In scientific notation, it is written as 6.68804911 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 663699400 positive integers (up to 668804911) that are relatively prime to 668804911.
668804911 has 4 divisors, whose sum is 673910424
The reverse of 668804911 is 119408866
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred sixty-eight million eight hundred four thousand nine hundred eleven
Scientific notation
6.68804911 × 10^8
Engineering notation
6.68804911 × 10^6
Prime Factorization
131 × 5105381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
668804911
Product of the distinct prime numbers
The prime factorization of 668804911 is 131 × 5105381.
Since it has a total of 2 prime factors.
7 , 6 , 28 , 97 , 776 , 324 , 5456 , 6521 , 2876 , 40323 , 467647 , 703564 , 4442301 , 7625305 , 34833073 , 12921256 , 645028567 , 553072541 , 8735575717 , 6719915144
n×2
1337609822
n×3
2006414733
n×4
2675219644
n×5
3344024555
n÷2
334402455.5
n÷3
222934970.33333
n÷3
167201227.75
n÷5
133760982.2
n2
447300008977717921
n3
2.9915644269464E+26
n4
2.0007729803147E+35
n5
1.3381267950306E+44
2 √n
25861.262749526
3 √n
874.51343222908
4 √n
160.81437357875
5 √n
58.218349732343
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
-668804910
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 668804911 can be divided by 4 positive divisors.
The sum of these divisors (counting 668804911) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111110111010010011100101111
3
Ternary
1201121110210212021
4
Quaternary
213313102130233
5
Quinary
2332203224121
6
Senary
150210451011
8
Octal
4767223457
10
Decimal
668804911
12
Duodecimal
167b93a67
16
Hexadecimal
27dd272f
20
Vigesimal
a900c5b
36
Base36
b26t67
md5
e1d97fdba22896e25b0b426cc2264f89
sha1
69f0a4cc51dcc3b87168864e26dd5b08c23240a0
sha256
2807767468188df85adb45b6f11337b4f9617f5e851bf08606616c56207aea75
sha512
88423f0ba292aafe926fd7d3a7b271a246addebdebb0a11bc0f6d69f6f58ba47253e902bc6ce40b6421952200562d60ca046e48d7070c78500ff0f3b2b4ca569
ripemd-160
72e08d987d04954506312ec6c44c9dd6d7ce81dc
Diameter
1337609822
Circumference
4202225190.1648
Area
1.405234422155E+18
Volume
1.2531035768581E+27
Surface area
5.6209376886202E+18
Circumference
4202225190.1648
Perimeter
2675219644
Area
447300008977717921
Diagonal
945832975.71793
Surface area
2683800053866307526
Volume
2.9915644269464E+26
Space diagonal
1158404086.2036
Perimeter
2006414733
Area
1.9368658544386E+17
Altitude
579202043.10179
Surface area
1.9368658544386E+17
Volume
3.5255924877504E+25
Height
315277658.57264