669408081 is an odd 9-digits composite number following 669408080
and preceding 669408082 . In scientific notation, it is written as 6.69408081 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 445235760 positive integers (up to 669408081) that are relatively prime to 669408081.
669408081 has 8 divisors, whose sum is 894616704
The reverse of 669408081 is 180804966
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred sixty-nine million four hundred eight thousand eighty-one
Scientific notation
6.69408081 × 10^8
Engineering notation
6.69408081 × 10^6
Prime Factorization
3 × 431 × 517717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
669408081
Product of the distinct prime numbers
The prime factorization of 669408081 is 3 × 431 × 517717.
Since it has a total of 3 prime factors.
10 , 2 , 64 , 49 , 248 , 779 , 6902 , 39 , 30808 , 29990 , 489315 , 201207 , 4666069 , 5831340 , 97080871 , 11526629 , 44908111 , 808362952 , 3067199802 , 4049828225
n×2
1338816162
n×3
2008224243
n×4
2677632324
n×5
3347040405
n÷2
334704040.5
n÷3
223136027
n÷3
167352020.25
n÷5
133881616.2
n2
448107178908102561
n3
2.999665667152E+26
n4
2.0080004378898E+35
n5
1.344171719775E+44
2 √n
25872.921771613
3 √n
874.77625016304
4 √n
160.85061943186
5 √n
58.228846934298
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
-669408080
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 669408081 can be divided by 8 positive divisors.
The sum of these divisors (counting 669408081) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111111001100101101101010001
3
Ternary
1201122121110020220
4
Quaternary
213321211231101
5
Quinary
2332332024311
6
Senary
150231423253
8
Octal
4771455521
10
Decimal
669408081
12
Duodecimal
168224b29
16
Hexadecimal
27e65b51
20
Vigesimal
a93g041
36
Base36
b2jqkx
md5
92a18084d4d107a50c563952d3120dd6
sha1
b6577431f2fd7acd45137ece2f61f07b76286f57
sha256
db6a7c4a207ce517ae239f2fb83e6fd103d34bfbee65c6b2e7e7bc674d7e091f
sha512
35c10c360d333d163d6ed28591f9d60ebea27f538b2838df617929e78cca12de9e6d008e2763724c45eb8a4bcc3e7ebed241f4c6b10742563878c8f2769bdb6b
ripemd-160
3038131ce760e951b7755569cf05fdb51fff0f18
Diameter
1338816162
Circumference
4206015019.0465
Area
1.4077702212785E+18
Volume
1.25649701642E+27
Surface area
5.6310808851142E+18
Circumference
4206015019.0465
Perimeter
2677632324
Area
448107178908102561
Diagonal
946685986.91235
Surface area
2688643073448615366
Volume
2.999665667152E+26
Space diagonal
1159448807.2892
Perimeter
2008224243
Area
1.940361002763E+17
Altitude
579724403.64459
Surface area
1.940361002763E+17
Volume
3.5351398908927E+25
Height
315561995.63745