663669891 is an odd 9-digits composite number following 663669890
and preceding 663669892 . In scientific notation, it is written as 6.63669891 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 436919040 positive integers (up to 663669891) that are relatively prime to 663669891.
663669891 has 16 divisors, whose sum is 746665920
The reverse of 663669891 is 198966366
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
six hundred sixty-three million six hundred sixty-nine thousand eight hundred ninety-one
Scientific notation
6.63669891 × 10^8
Engineering notation
6.63669891 × 10^6
Prime Factorization
9 × 103 × 461 × 1553
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
663669891
Product of the distinct prime numbers
The prime factorization of 663669891 is 9 × 103 × 461 × 1553.
Since it has a total of 4 prime factors.
8 , 9 , 100 , 96 , 239 , 204 , 6553 , 3172 , 80400 , 13610 , 294388 , 678697 , 656766 , 7115483 , 77513144 , 83453517 , 40762245 , 900137197 , 3826522895 , 1874678747
n×2
1327339782
n×3
1991009673
n×4
2654679564
n×5
3318349455
n÷2
331834945.5
n÷3
221223297
n÷3
165917472.75
n÷5
132733978.2
n2
440457724219951881
n3
2.9231852982316E+26
n4
1.9400300682502E+35
n5
1.2875395439323E+44
2 √n
25761.791300296
3 √n
872.26953615047
4 √n
160.50480148673
5 √n
58.128674920185
1 , 9 , 103 , 461 , 927 , 1553 , 4149 , 13977 , 47483 , 159959 , 427347 , 715933 , 1439631 , 6443397 , 73741099 , 663669891
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-663669890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 663669891 can be divided by 16 positive divisors.
The sum of these divisors (counting 663669891) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111100011101100110010000011
3
Ternary
1201020210220221100
4
Quaternary
213203230302003
5
Quinary
2324344414031
6
Senary
145504425443
8
Octal
4743546203
10
Decimal
663669891
12
Duodecimal
166318283
16
Hexadecimal
278ecc83
20
Vigesimal
a77ieeb
36
Base36
az4qyr
md5
1752726bbbad868215d0733d2b0ec7a0
sha1
e75790987ee60ff50e17a61253a83ff2993341a9
sha256
5453ce434dc430a0a3229829b9c2e9bf7302800e7cbfa70502d2d8f6eb4d2185
sha512
4d8a3bb816f19db06d60f6cb2e102c4109b1707e110d01c17eb7dc20849c2441d074730f90177e17a3720df13206c2effa170d27379c467c563cf748efbed9a0
ripemd-160
e3deba66ecc30e3ea64f1a7eea2b1da9a0803423
Diameter
1327339782
Circumference
4169960907.9487
Area
1.3837387506263E+18
Volume
1.2244609944008E+27
Surface area
5.5349550025051E+18
Circumference
4169960907.9487
Perimeter
2654679564
Area
440457724219951881
Diagonal
938570960.79087
Surface area
2642746345319711286
Volume
2.9231852982316E+26
Space diagonal
1149509970.6657
Perimeter
1991009673
Area
1.9072378923378E+17
Altitude
574754985.33285
Surface area
1.9072378923378E+17
Volume
3.4450069117407E+25
Height
312856986.93029