664691639 (number)

664691639 is an odd 9-digits composite number following 664691638 and preceding 664691640. In scientific notation, it is written as 6.64691639 × 10^8. The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors. There are 653771896 positive integers (up to 664691639) that are relatively prime to 664691639.

Interesting facts

Basic properties

Name

Name six hundred sixty-four million six hundred ninety-one thousand six hundred thirty-nine

Notation

Scientific notation 6.64691639 × 10^8
Engineering notation 6.64691639 × 10^6

Prime Factorization of 664691639

Prime Factorization 227 × 83 × 35279

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 664691639
Product of the distinct prime numbers

The prime factorization of 664691639 is 227 × 83 × 35279. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 664691639)

Multiplication

n×y
n×2 1329383278
n×3 1994074917
n×4 2658766556
n×5 3323458195

Division

n÷y
n÷2 332345819.5
n÷3 221563879.66667
n÷3 166172909.75
n÷5 132938327.8

Exponentiation

ny
n2 441814974956506321
n3 2.9367071983858E+26
n4 1.9520047209582E+35
n5 1.2974812173094E+44

Nth Root

y√n
2√n 25781.61435985
3√n 872.71693863664
4√n 160.56654184434
5√n 58.146562221317

Divisors of 664691639

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 -664691638
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 664691639 can be divided by 8 positive divisors. The sum of these divisors (counting 664691639) is 1, the average is 0.125.

Base conversion 664691639

Base System Value
2 Binary 100111100111100110001110110111
3 Ternary 1201022201211111212
4 Quaternary 213213212032313
5 Quinary 2330130113024
6 Senary 145542352035
8 Octal 4747461667
10 Decimal 664691639
12 Duodecimal 16672b61b
16 Hexadecimal 279e63b7
20 Vigesimal a7e691j
36 Base36 azqncn

Cryptographic Hash Functions

md5 606e658abf033f4eca1fb5df4e6e8190
sha1 b5f14fd356b499d932135f69e43d87af0d192f68
sha256 63f12a77afc95e9fd2f5b1fb97468a38c33c97cf95a38380fbb7f46dcdc11c17
sha512 598755a036ebe3e207226ed935c8ebbaebe7403d9b37e31bfa072e483c85c5fd085e0d34ca0a480df74e9816c4064e66c5945d0ea6b82d140c8e9b50cc070f58
ripemd-160 673d72904c024417a3e44cd950f3313ce748c194

664691639 as geometric shapes

Circle

Radius = n
Diameter 1329383278
Circumference 4176380739.9699
Area 1.3880026795693E+18

Sphere

Radius = n
Volume 1.2301250346924E+27
Surface area 5.5520107182773E+18
Circumference 4176380739.9699

Square

Length = n
Perimeter 2658766556
Area 441814974956506321
Diagonal 940015930.6698

Cube

Length = n
Surface area 2650889849739037926
Volume 2.9367071983858E+26
Space diagonal 1151279690.1142

Equilateral Triangle

Length = n
Perimeter 1994074917
Area 1.9131149604236E+17
Altitude 575639845.05712

Triangular Pyramid

Length = n
Surface area 1.9131149604236E+17
Volume 3.4609426238966E+25
Height 313338643.5566