664831919 is an odd 9-digits composite number following 664831918
and preceding 664831920 . In scientific notation, it is written as 6.64831919 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 659020320 positive integers (up to 664831919) that are relatively prime to 664831919.
664831919 has 8 divisors, whose sum is 670652928
The reverse of 664831919 is 919138466
Previous prime number is 2357
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
six hundred sixty-four million eight hundred thirty-one thousand nine hundred nineteen
Scientific notation
6.64831919 × 10^8
Engineering notation
6.64831919 × 10^6
Prime Factorization
127 × 2357 × 2221
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664831919
Product of the distinct prime numbers
The prime factorization of 664831919 is 127 × 2357 × 2221.
Since it has a total of 3 prime factors.
1 , 5 , 2 , 74 , 167 , 196 , 5635 , 5003 , 28972 , 10916 , 121714 , 312051 , 6103689 , 5273107 , 7360197 , 98755680 , 32237698 , 932322897 , 8180518205 , 3903821413
n×2
1329663838
n×3
1994495757
n×4
2659327676
n×5
3324159595
n÷2
332415959.5
n÷3
221610639.66667
n÷3
166207979.75
n÷5
132966383.8
n2
442001480521222561
n3
2.9385669249577E+26
n4
1.9536530878295E+35
n5
1.298850931442E+44
2 √n
25784.334759695
3 √n
872.77832856725
4 √n
160.57501287465
5 √n
58.149016325077
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
-664831918
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 664831919 can be divided by 8 positive divisors.
The sum of these divisors (counting 664831919) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111101000001000011110101111
3
Ternary
1201022222221221102
4
Quaternary
213220020132233
5
Quinary
2330144110134
6
Senary
145545353315
8
Octal
4750103657
10
Decimal
664831919
12
Duodecimal
16679883b
16
Hexadecimal
27a087af
20
Vigesimal
a7f3jfj
36
Base36
aztnlb
md5
fcdf977075ce713b8b6a6e46dd255d31
sha1
37e24ce40b1ef68b60da4a3828be0fefd2f9c593
sha256
0225c17933b1547be23acfd1e825c692cc9a97e7001a61fa023c4dd619cfec79
sha512
388ae9a08ed8342fe3c3f7b1bdf6fd6d98a30c0d2422f2e9d0ef4dc9e4cffedf8dd08b048a78386f1e8160d578ff17c24a6f4434a49345ecee7aaa1cdcf0f631
ripemd-160
140ba32e59a606a36816e0d65c75b569cc72cdb3
Diameter
1329663838
Circumference
4177262145.2048
Area
1.3885886040813E+18
Volume
1.2309040351372E+27
Surface area
5.5543544163251E+18
Circumference
4177262145.2048
Perimeter
2659327676
Area
442001480521222561
Diagonal
940214316.54833
Surface area
2652008883127335366
Volume
2.9385669249577E+26
Space diagonal
1151522662.2015
Perimeter
1994495757
Area
1.9139225532086E+17
Altitude
575761331.10076
Surface area
1.9139225532086E+17
Volume
3.4631343326801E+25
Height
313404772.18278