664761493 is an odd 9-digits composite number following 664761492
and preceding 664761494 . In scientific notation, it is written as 6.64761493 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 572521680 positive integers (up to 664761493) that are relatively prime to 664761493.
664761493 has 8 divisors, whose sum is 763362720
The reverse of 664761493 is 394167466
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
six hundred sixty-four million seven hundred sixty-one thousand four hundred ninety-three
Scientific notation
6.64761493 × 10^8
Engineering notation
6.64761493 × 10^6
Prime Factorization
11 × 19 × 3180677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664761493
Product of the distinct prime numbers
The prime factorization of 664761493 is 11 × 19 × 3180677.
Since it has a total of 3 prime factors.
4 , 6 , 76 , 2 , 181 , 563 , 3036 , 892 , 26958 , 4468 , 722193 , 333171 , 933495 , 7753859 , 43224007 , 19318590 , 274332089 , 518914537 , 6421921032 , 7789137092
n×2
1329522986
n×3
1994284479
n×4
2659045972
n×5
3323807465
n÷2
332380746.5
n÷3
221587164.33333
n÷3
166190373.25
n÷5
132952298.6
n2
441907842575589049
n3
2.9376331719896E+26
n4
1.9528254132981E+35
n5
1.2981631373124E+44
2 √n
25782.969049355
3 √n
872.74750952095
4 √n
160.57076025651
5 √n
58.147784321607
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
-664761492
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 664761493 can be divided by 8 positive divisors.
The sum of these divisors (counting 664761493) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100111110111010010010101
3
Ternary
1201022212101100001
4
Quaternary
213213313102111
5
Quinary
2330134331433
6
Senary
145544051301
8
Octal
4747672225
10
Decimal
664761493
12
Duodecimal
166763b31
16
Hexadecimal
279f7495
20
Vigesimal
a7ef3ed
36
Base36
azs591
md5
725a7a7995b575cdbc0eb6a5a01f256a
sha1
f9c4824bd4a84e12eba32ed173b7ea6d2430383e
sha256
b26a79d90cd1079515e68ebf82ff5cefd11bf15241f90cb759ebc09bca5d85c5
sha512
f46b8915a0334a450c399439d63172c42783a38114cdc90991cb7b84e6267fa9f62b2ec16506cebc2f3cf79c2ac4b38a16d6fd13a6f6a3470d7721837105a954
ripemd-160
7898d228f8eabd5b661c970eb385177dbd60bc86
Diameter
1329522986
Circumference
4176819645.5964
Area
1.3882944317992E+18
Volume
1.2305129056086E+27
Surface area
5.5531777271967E+18
Circumference
4176819645.5964
Perimeter
2659045972
Area
441907842575589049
Diagonal
940114719.14399
Surface area
2651447055453534294
Volume
2.9376331719896E+26
Space diagonal
1151400680.7913
Perimeter
1994284479
Area
1.9135170890102E+17
Altitude
575700340.39567
Surface area
1.9135170890102E+17
Volume
3.462033894254E+25
Height
313371573.048