664431379 is an odd 9-digits composite number following 664431378
and preceding 664431380 . In scientific notation, it is written as 6.64431379 × 10^8.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 655745376 positive integers (up to 664431379) that are relatively prime to 664431379.
664431379 has 8 divisors, whose sum is 673174800
The reverse of 664431379 is 973134466
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
six hundred sixty-four million four hundred thirty-one thousand three hundred seventy-nine
Scientific notation
6.64431379 × 10^8
Engineering notation
6.64431379 × 10^6
Prime Factorization
157 × 149 × 28403
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664431379
Product of the distinct prime numbers
The prime factorization of 664431379 is 157 × 149 × 28403.
Since it has a total of 3 prime factors.
5 , 4 , 45 , 70 , 31 , 525 , 8296 , 1772 , 65663 , 12044 , 927084 , 305698 , 5608781 , 8317341 , 65254335 , 73927294 , 733508465 , 575465315 , 9359919178 , 3468449054
n×2
1328862758
n×3
1993294137
n×4
2657725516
n×5
3322156895
n÷2
332215689.5
n÷3
221477126.33333
n÷3
166107844.75
n÷5
132886275.8
n2
441469057399841641
n3
2.9332589459401E+26
n4
1.948949286415E+35
n5
1.2949430619738E+44
2 √n
25776.566470343
3 √n
872.60301966617
4 √n
160.55082207931
5 √n
58.142008050896
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
-664431378
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 664431379 can be divided by 8 positive divisors.
The sum of these divisors (counting 664431379) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100110100110101100010011
3
Ternary
1201022020121111121
4
Quaternary
213212212230103
5
Quinary
2330043301004
6
Senary
145533023111
8
Octal
4746465423
10
Decimal
664431379
12
Duodecimal
166624a97
16
Hexadecimal
279a6b13
20
Vigesimal
a7cdi8j
36
Base36
azl2j7
md5
b4596caf9196f3921b3654f947baacf4
sha1
69eea8175e1fa27e4ac4eba8d827fe5443ff9412
sha256
c191551c6fc95cf64eb4ee88e964525c3685821d5b0aa0b75b214e5d85ea3a6d
sha512
f35e162d1f125e4c9629a59579b3c886638dcd44bac6a9a1b56b43890994528e3dce7c85a739bfbc0bee6017438cc47f385fe90819478ff068637f3f1e51db75
ripemd-160
3b40ed6dfac5a5c900f2beb95f3e62b21559687e
Diameter
1328862758
Circumference
4174745478.1619
Area
1.3869159475146E+18
Volume
1.2286806340856E+27
Surface area
5.5476637900582E+18
Circumference
4174745478.1619
Perimeter
2657725516
Area
441469057399841641
Diagonal
939647867.44806
Surface area
2648814344399049846
Volume
2.9332589459401E+26
Space diagonal
1150828906.5711
Perimeter
1993294137
Area
1.9116170934652E+17
Altitude
575414453.28553
Surface area
1.9116170934652E+17
Volume
3.4568788194172E+25
Height
313215955.81602