664431378 is an even 9-digits composite number following 664431377
and preceding 664431379 . In scientific notation, it is written as 6.64431378 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 204440400 positive integers (up to 664431378) that are relatively prime to 664431378.
664431378 has 8 divisors, whose sum is 1022202240
The reverse of 664431378 is 873134466
Previous prime number is 39
Is Prime? no Number parity even Number length 9 Sum of Digits 42 Digital Root 6
Name
six hundred sixty-four million four hundred thirty-one thousand three hundred seventy-eight
Scientific notation
6.64431378 × 10^8
Engineering notation
6.64431378 × 10^6
Prime Factorization
2 × 39 × 8518351
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
664431378 Product of the distinct prime numbers
The prime factorization of 664431378 is 2 × 39 × 8518351.
Since it has a total of 3 prime factors.
5 , 9 , 54 , 51 , 934 , 918 , 1696 , 3741 , 23613 , 86652 , 162018 , 374657 , 8969510 , 4249105 , 76067419 , 49031525 , 945054469 , 355422615 , 4972089591 , 4514831280
n×2
1328862756
n×3
1993294134
n×4
2657725512
n×5
3322156890
n÷2
332215689
n÷3
221477126
n÷3
166107844.5
n÷5
132886275.6
n2
441469056070978884
n3
2.933258932696E+26
n4
1.948949274682E+35
n5
1.2949430522291E+44
2 √n25776.566450945
3 √n872.6030192284
4 √n160.5508220189
5 √n58.142008033395
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
-664431377 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 664431378 can be divided by 8 positive divisors.
The sum of these divisors (counting 664431378) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100110100110101100010010
3
Ternary
1201022020121111120
4
Quaternary
213212212230102
5
Quinary
2330043301003
6
Senary
145533023110
8
Octal
4746465422
10
Decimal
664431378
12
Duodecimal
166624a96
16
Hexadecimal
279a6b12
20
Vigesimal
a7cdi8i
36
Base36
azl2j6
md5
938115531dd46e2ba8e82aa4117f6a2a
sha1
af7ab7910b6490453fcbdc30f6daecaccf175e5d
sha256
96896d39e7c6232535488e6416e26c27e2f107bc68ba7d49336554735fd6e623
sha512
29ee92f70924733d557c14d5f3335859f111cc8d9d95b1577367f4549d3de46b554d167552ac018bea06f781319f872175c4db2fd94883b5e29efb474ef59896
ripemd-160
5bdbeef468c4456a1106e0f502607869e9e4db3c
Diameter
1328862756
Circumference
4174745471.8787
Area
1.3869159433398E+18
Volume
1.2286806285379E+27
Surface area
5.5476637733592E+18
Circumference
4174745471.8787
Perimeter
2657725512
Area
441469056070978884
Diagonal
939647866.03384
Surface area
2648814336425873304
Volume
2.933258932696E+26
Space diagonal
1150828904.839
Perimeter
1993294134
Area
1.911617087711E+17
Altitude
575414452.4195
Surface area
1.911617087711E+17
Volume
3.4568788038089E+25
Height
313215955.34461