664278521 is an odd 9-digits composite number following 664278520
and preceding 664278522 . In scientific notation, it is written as 6.64278521 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 651177072 positive integers (up to 664278521) that are relatively prime to 664278521.
664278521 has 8 divisors, whose sum is 677401920
The reverse of 664278521 is 125872466
Previous prime number is 1303
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
six hundred sixty-four million two hundred seventy-eight thousand five hundred twenty-one
Scientific notation
6.64278521 × 10^8
Engineering notation
6.64278521 × 10^6
Prime Factorization
53 × 1303 × 9619
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
664278521
Product of the distinct prime numbers
The prime factorization of 664278521 is 53 × 1303 × 9619.
Since it has a total of 3 prime factors.
10 , 3 , 51 , 68 , 816 , 543 , 9324 , 6120 , 35069 , 95121 , 345607 , 218837 , 2388631 , 8854074 , 11090247 , 69965872 , 104532661 , 479817121 , 830850980 , 422377291
n×2
1328557042
n×3
1992835563
n×4
2657114084
n×5
3321392605
n÷2
332139260.5
n÷3
221426173.66667
n÷3
166069630.25
n÷5
132855704.2
n2
441265953461947441
n3
2.9312349493336E+26
n4
1.9471564168468E+35
n5
1.2934541847387E+44
2 √n
25773.601242356
3 √n
872.53609799117
4 √n
160.54158726746
5 √n
58.13933259356
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
-664278520
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 664278521 can be divided by 8 positive divisors.
The sum of these divisors (counting 664278521) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111100110000001010111111001
3
Ternary
1201021221211211012
4
Quaternary
213212001113321
5
Quinary
2330023403041
6
Senary
145525443305
8
Octal
4746012771
10
Decimal
664278521
12
Duodecimal
166570535
16
Hexadecimal
279815f9
20
Vigesimal
a7beg61
36
Base36
azhsl5
md5
85b086e316e194cf44267e118d80bfe0
sha1
e562a44ea8c9aa530dbdd69cadfabd894c18b3c5
sha256
24350c0718d0dfcec8f8845a6d8bebdbd7715ffa9e98e7570bd40422649dff4c
sha512
d0140d2ba6a4f2491fbd5ef2cf88c74c7921f20fd424292db4a64f8a7c2e18194b1560f82382359e72976480e5af08cfc07003bc0d691c3e0e1c8fa693c662ad
ripemd-160
e77dd2ac4d2e9da3de3695a34715cd2bc4a7cdfd
Diameter
1328557042
Circumference
4173785043.0222
Area
1.3862778776753E+18
Volume
1.2278328243696E+27
Surface area
5.5451115107014E+18
Circumference
4173785043.0222
Perimeter
2657114084
Area
441265953461947441
Diagonal
939431693.59134
Surface area
2647595720771684646
Volume
2.9312349493336E+26
Space diagonal
1150564148.7487
Perimeter
1992835563
Area
1.910737627616E+17
Altitude
575282074.37435
Surface area
1.910737627616E+17
Volume
3.4544935165413E+25
Height
313143897.86378