664839997 is an odd 9-digits composite number following 664839996
and preceding 664839998 . In scientific notation, it is written as 6.64839997 × 10^8.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 664752960 positive integers (up to 664839997) that are relatively prime to 664839997.
664839997 has 4 divisors, whose sum is 664927036
The reverse of 664839997 is 799938466
Previous prime number is 8461
Is Prime? no Number parity odd Number length 9 Sum of Digits 61 Digital Root 7
Name
six hundred sixty-four million eight hundred thirty-nine thousand nine hundred ninety-seven
Scientific notation
6.64839997 × 10^8
Engineering notation
6.64839997 × 10^6
Prime Factorization
8461 × 78577
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
664839997 Product of the distinct prime numbers
The prime factorization of 664839997 is 8461 × 78577.
Since it has a total of 2 prime factors.
7 , 7 , 56 , 36 , 289 , 262 , 8671 , 1416 , 854 , 3982 , 349261 , 486652 , 1504844 , 2071717 , 84022812 , 35040492 , 830484732 , 202984900 , 8458081084 , 6676298943
n×2
1329679994
n×3
1994519991
n×4
2659359988
n×5
3324199985
n÷2
332419998.5
n÷3
221613332.33333
n÷3
166209999.25
n÷5
132967999.4
n2
442012221610960009
n3
2.9386740408979E+26
n4
1.9537480405346E+35
n5
1.2989298414078E+44
2 √n25784.491404718
3 √n872.78186343302
4 √n160.57550063667
5 √n58.149157631611
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
-664839996 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 664839997 can be divided by 4 positive divisors.
The sum of these divisors (counting 664839997) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111101000001010011100111101
3
Ternary
1201100000101000121
4
Quaternary
213220022130331
5
Quinary
2330144334442
6
Senary
145545454541
8
Octal
4750123475
10
Decimal
664839997
12
Duodecimal
1667a1451
16
Hexadecimal
27a0a73d
20
Vigesimal
a7f4jjh
36
Base36
aztttp
md5
f7f8feca0c00921c8b416a1557c44da4
sha1
87818832fdac53fb7c83280ab44ca159a8871678
sha256
832a05848501c0b67738da3b26560d098f270a79868f011e32a8f35dfb6e419f
sha512
ac725fbe6606885126aa59ab1d9e1715e4d769bc68c9c4fd8b442a7cab512135a2a6960e03aa1242fdb4536114e3bc3db0ae12a888d70a2205a1e8cc6194e296
ripemd-160
d648aebda934ee0a7cda51cecfbd36554241caee
Diameter
1329679994
Circumference
4177312900.7757
Area
1.3886223482099E+18
Volume
1.2309489037573E+27
Surface area
5.5544893928396E+18
Circumference
4177312900.7757
Perimeter
2659359988
Area
442012221610960009
Diagonal
940225740.56549
Surface area
2652073329665760054
Volume
2.9386740408979E+26
Space diagonal
1151536653.7079
Perimeter
1994519991
Area
1.9139690634914E+17
Altitude
575768326.85397
Surface area
1.9139690634914E+17
Volume
3.4632605700263E+25
Height
313408580.1885