664698640 (number)

664698640 is an even 9-digits composite number following 664698639 and preceding 664698641. In scientific notation, it is written as 6.64698640 × 10^8. The sum of its digits is 49. It has a total of 7 prime factors and 40 positive divisors. There are 250238976 positive integers (up to 664698640) that are relatively prime to 664698640.

Interesting facts

Basic properties

Name

Name six hundred sixty-four million six hundred ninety-eight thousand six hundred forty

Notation

Scientific notation 6.64698640 × 10^8
Engineering notation 6.64698640 × 10^6

Prime Factorization of 664698640

Prime Factorization 2 × 2 × 2 × 2 × 5 × 17 × 488749

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 83087330
Product of the distinct prime numbers

The prime factorization of 664698640 is 2 × 2 × 2 × 2 × 5 × 17 × 488749. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 664698640)

Multiplication

n×y
n×2 1329397280
n×3 1994095920
n×4 2658794560
n×5 3323493200

Division

n÷y
n÷2 332349320
n÷3 221566213.33333
n÷3 166174660
n÷5 132939728

Exponentiation

ny
n2 441824282017849600
n3 2.9367999937624E+26
n4 1.9520869618059E+35
n5 1.2975495486741E+44

Nth Root

y√n
2√n 25781.750134543
3√n 872.72000264882
4√n 160.56696464262
5√n 58.146684708901

Divisors of 664698640

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -664698639
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 664698640 can be divided by 40 positive divisors. The sum of these divisors (counting 664698640) is 1, the average is 0.025.

Base conversion 664698640

Base System Value
2 Binary 100111100111100111111100010000
3 Ternary 1201022202012010011
4 Quaternary 213213213330100
5 Quinary 2330130324030
6 Senary 145542444304
8 Octal 4747477420
10 Decimal 664698640
12 Duodecimal 166733694
16 Hexadecimal 279e7f10
20 Vigesimal a7e76c0
36 Base36 azqsr4

Cryptographic Hash Functions

md5 ca2726b91301c679efa91606356d13bd
sha1 80abd25c9ecab55bed0325da824899c8d90d9ff9
sha256 ec7f6d67cfa5e3c92d9400d6ae7015e8aed7ea6d71461f04e797b91610a75316
sha512 db2f3c2ce53fc7dda1d483e2de8846f3c8789a79dba2d8987afeb1ba73b7497d75c4787e78ef5cefdb9522762c0f97f21d7ee06843ab6a99e6350b29573e34bb
ripemd-160 8d5aa27c7a7c3d308152ffdc1d81a1a8752bd811

664698640 as geometric shapes

Circle

Radius = n
Diameter 1329397280
Circumference 4176424728.5503
Area 1.3880319185649E+18

Sphere

Radius = n
Volume 1.2301639047289E+27
Surface area 5.5521276742594E+18
Circumference 4176424728.5503

Square

Length = n
Perimeter 2658794560
Area 441824282017849600
Diagonal 940025831.57895

Cube

Length = n
Surface area 2650945692107097600
Volume 2.9367999937624E+26
Space diagonal 1151291816.2019

Equilateral Triangle

Length = n
Perimeter 1994095920
Area 1.9131552611814E+17
Altitude 575645908.10097

Triangular Pyramid

Length = n
Surface area 1.9131552611814E+17
Volume 3.4610519842967E+25
Height 313341943.85965