664657938 is an even 9-digits composite number following 664657937
and preceding 664657939 . In scientific notation, it is written as 6.64657938 × 10^8.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 189902232 positive integers (up to 664657938) that are relatively prime to 664657938.
664657938 has 24 divisors, whose sum is 1645819968
The reverse of 664657938 is 839756466
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
six hundred sixty-four million six hundred fifty-seven thousand nine hundred thirty-eight
Scientific notation
6.64657938 × 10^8
Engineering notation
6.64657938 × 10^6
Prime Factorization
2 × 3 × 3 × 7 × 5275063
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
221552646
Product of the distinct prime numbers
The prime factorization of 664657938 is 2 × 3 × 3 × 7 × 5275063.
Since it has a total of 5 prime factors.
3 , 10 , 16 , 9 , 112 , 91 , 9818 , 7449 , 14532 , 2153 , 586003 , 44624 , 9094770 , 8073865 , 38986908 , 52076513 , 345128690 , 365944653 , 6262722263 , 247912900
n×2
1329315876
n×3
1993973814
n×4
2658631752
n×5
3323289690
n÷2
332328969
n÷3
221552646
n÷3
166164484.5
n÷5
132931587.6
n2
441770174546411844
n3
2.9362605328392E+26
n4
1.9516088711877E+35
n5
1.2971523281061E+44
2 √n
25780.96076565
3 √n
872.70218897484
4 √n
160.56450655624
5 √n
58.145972583379
1 , 2 , 3 , 6 , 7 , 9 , 14 , 18 , 21 , 42 , 63 , 126 , 5275063 , 10550126 , 15825189 , 31650378 , 36925441 , 47475567 , 73850882 , 94951134 , 110776323 , 221552646 , 332328969 , 664657938
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-664657937
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 664657938 can be divided by 24 positive divisors.
The sum of these divisors (counting 664657938) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100111100111011110000000010010
3
Ternary
1201022200010021200
4
Quaternary
213213132000102
5
Quinary
2330123023223
6
Senary
145541532030
8
Octal
4747360022
10
Decimal
664657938
12
Duodecimal
166714016
16
Hexadecimal
279de012
20
Vigesimal
a7e24gi
36
Base36
azpxci
md5
89cb838c04519ebb711ef7bd5e329f36
sha1
d25b5b8a8971ccf47f35ac1ef6ce4c1d394286f8
sha256
332d7b21e560250f42908cf0ec4fb7c6e07dd1e9866bf3a626640ef16ca08d3b
sha512
089834b3a8f8611bb138fe9654282969617664b587d1be1c5e08574fd6eb09c75c7f13f4804d4e76f51aeeaf77ac729dddb4227025fa7c4b7ea9b778756e0cd7
ripemd-160
859fff719731ce8a27b000008f070786999ea2ea
Diameter
1329315876
Circumference
4176168990.3419
Area
1.3878619349301E+18
Volume
1.2299379358658E+27
Surface area
5.5514477397204E+18
Circumference
4176168990.3419
Perimeter
2658631752
Area
441770174546411844
Diagonal
939968270.25854
Surface area
2650621047278471064
Volume
2.9362605328392E+26
Space diagonal
1151221318.27
Perimeter
1993973814
Area
1.9129209689574E+17
Altitude
575610659.13498
Surface area
1.9129209689574E+17
Volume
3.4604162235017E+25
Height
313322756.75285