664307978 is an even 9-digits composite number following 664307977
and preceding 664307979 . In scientific notation, it is written as 6.64307978 × 10^8.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 332153988 positive integers (up to 664307978) that are relatively prime to 664307978.
664307978 has 4 divisors, whose sum is 996461970
The reverse of 664307978 is 879703466
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
six hundred sixty-four million three hundred seven thousand nine hundred seventy-eight
Scientific notation
6.64307978 × 10^8
Engineering notation
6.64307978 × 10^6
Prime Factorization
2 × 332153989
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
664307978
Product of the distinct prime numbers
The prime factorization of 664307978 is 2 × 332153989.
Since it has a total of 2 prime factors.
3 , 3 , 72 , 61 , 319 , 741 , 1165 , 558 , 33133 , 75668 , 326145 , 311746 , 3225733 , 4460230 , 76587533 , 38640637 , 407548901 , 802695332 , 4719016315 , 8875618571
n×2
1328615956
n×3
1992923934
n×4
2657231912
n×5
3321539890
n÷2
332153989
n÷3
221435992.66667
n÷3
166076994.5
n÷5
132861595.6
n2
441305089634448484
n3
2.9316249177617E+26
n4
1.9475018213727E+35
n5
1.2937409971074E+44
2 √n
25774.172692833
3 √n
872.54899514958
4 √n
160.543367016
5 √n
58.139848214611
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
-664307977
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 664307978 can be divided by 4 positive divisors.
The sum of these divisors (counting 664307978) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111100110001000100100001010
3
Ternary
1201022000100020012
4
Quaternary
213212020210022
5
Quinary
2330030323403
6
Senary
145530231522
8
Octal
4746104412
10
Decimal
664307978
12
Duodecimal
1665855a2
16
Hexadecimal
2798890a
20
Vigesimal
a7bi9ii
36
Base36
azifbe
md5
64ae7728617c3758b8295e8d57b04789
sha1
a02feb0f16a69b807ebc1ef4ade5d07e28f39d8b
sha256
b59631a6a55c999b0467a8bc074f77a141cf7515195a7d24d729fdd8c2beef67
sha512
db42fef895ec067cbec625988d0818b63be6c04f0f1b1aa8292c7717b43810f5b336dcfb892337073cf73f562f5584b6d5cb6fbd8e2e9539c7d720b9ca1bb5b6
ripemd-160
af2f9cec017fe7c4093ea1829fdfd6cf67f3ce12
Diameter
1328615956
Circumference
4173970126.8118
Area
1.3864008275874E+18
Volume
1.2279961739628E+27
Surface area
5.5456033103495E+18
Circumference
4173970126.8118
Perimeter
2657231912
Area
441305089634448484
Diagonal
939473352.08025
Surface area
2647830537806690904
Volume
2.9316249177617E+26
Space diagonal
1150615169.7693
Perimeter
1992923934
Area
1.910907092214E+17
Altitude
575307584.88467
Surface area
1.910907092214E+17
Volume
3.4549530987412E+25
Height
313157784.02675