664453985 is an odd 9-digits composite number following 664453984
and preceding 664453986 . In scientific notation, it is written as 6.64453985 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 490673664 positive integers (up to 664453985) that are relatively prime to 664453985.
664453985 has 8 divisors, whose sum is 858679080
The reverse of 664453985 is 589354466
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
six hundred sixty-four million four hundred fifty-three thousand nine hundred eighty-five
Scientific notation
6.64453985 × 10^8
Engineering notation
6.64453985 × 10^6
Prime Factorization
5 × 13 × 10222369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664453985
Product of the distinct prime numbers
The prime factorization of 664453985 is 5 × 13 × 10222369.
Since it has a total of 3 prime factors.
1 , 6 , 11 , 49 , 617 , 932 , 1936 , 5761 , 12101 , 23169 , 319765 , 770900 , 278692 , 3735532 , 6498436 , 73813695 , 545584421 , 515831382 , 7002678798 , 7248465452
n×2
1328907970
n×3
1993361955
n×4
2657815940
n×5
3322269925
n÷2
332226992.5
n÷3
221484661.66667
n÷3
166113496.25
n÷5
132890797
n2
441499098182380225
n3
2.9335583516119E+26
n4
1.9492145369586E+35
n5
1.295163366702E+44
2 √n
25777.004965667
3 √n
872.6129157672
4 √n
160.55218767014
5 √n
58.142403679516
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
-664453984
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 664453985 can be divided by 8 positive divisors.
The sum of these divisors (counting 664453985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100110101100001101100001
3
Ternary
1201022021202111212
4
Quaternary
213212230031201
5
Quinary
2330100011420
6
Senary
145533315505
8
Octal
4746541541
10
Decimal
664453985
12
Duodecimal
166635b95
16
Hexadecimal
279ac361
20
Vigesimal
a7cgej5
36
Base36
azljz5
md5
dc3fe80b23ac4f12c7ae979429101617
sha1
70946703d9c8ab41dbfd9dfae044eeafc12e31e5
sha256
4bbb2c3b422ad9f7732b1689d6c66d6ed9b8406ad569c563e5f3d6cc4c032426
sha512
7e714af08a7ffd26be248e3164fd4933c40adb8fca57eaf775ce4b0fbe74abea2808011dc09aa3f49fa39f4aea888aea1079075bbb26e1dc6a38acfefea7e5da
ripemd-160
a6f66e27afc3f3aabbd0407e970291d0bd2bb3e4
Diameter
1328907970
Circumference
4174887515.8489
Area
1.3870103234163E+18
Volume
1.2288060488401E+27
Surface area
5.5480412936651E+18
Circumference
4174887515.8489
Perimeter
2657815940
Area
441499098182380225
Diagonal
939679837.15985
Surface area
2648994589094281350
Volume
2.9335583516119E+26
Space diagonal
1150868061.3116
Perimeter
1993361955
Area
1.9117471738693E+17
Altitude
575434030.6558
Surface area
1.9117471738693E+17
Volume
3.4572316723853E+25
Height
313226612.38662