664746961 (number)

664746961 is an odd 9-digits composite number following 664746960 and preceding 664746962. In scientific notation, it is written as 6.64746961 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 637512960 positive integers (up to 664746961) that are relatively prime to 664746961.

Interesting facts

Basic properties

Name

Name six hundred sixty-four million seven hundred forty-six thousand nine hundred sixty-one

Notation

Scientific notation 6.64746961 × 10^8
Engineering notation 6.64746961 × 10^6

Prime Factorization of 664746961

Prime Factorization 29 × 149 × 153841

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 664746961
Product of the distinct prime numbers

The prime factorization of 664746961 is 29 × 149 × 153841. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 1, 56, 25, 836, 603, 8472, 1243, 9720, 32175, 532179, 8738, 8613800, 2922028, 30951161, 26902620, 892400007, 170199058, 9931948867, 4939404592

Basic calculations (n = 664746961)

Multiplication

n×y
n×2 1329493922
n×3 1994240883
n×4 2658987844
n×5 3323734805

Division

n÷y
n÷2 332373480.5
n÷3 221582320.33333
n÷3 166186740.25
n÷5 132949392.2

Exponentiation

ny
n2 441888522158735521
n3 2.937440522058E+26
n4 1.9526546601563E+35
n5 1.2980212512214E+44

Nth Root

y√n
2√n 25782.687233878
3√n 872.74114991711
4√n 160.56988271117
5√n 58.147530091781

Divisors of 664746961

1, 29, 149, 4321, 153841, 4461389, 22922309, 664746961

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 -664746960
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 664746961 can be divided by 8 positive divisors. The sum of these divisors (counting 664746961) is 1, the average is 0.125.

Base conversion 664746961

Base System Value
2 Binary 100111100111110011101111010001
3 Ternary 1201022211122101211
4 Quaternary 213213303233101
5 Quinary 2330133400321
6 Senary 145543500121
8 Octal 4747635721
10 Decimal 664746961
12 Duodecimal 166757641
16 Hexadecimal 279f3bd1
20 Vigesimal a7ed781
36 Base36 azru1d

Cryptographic Hash Functions

md5 411d9f25a211a037fe1a0fe3571cc8fd
sha1 8b72bae8f0f368e5e82c2a70ad43374164a8cb28
sha256 253e596c143d0af4236d7f035cc57372e11fb3b592f6a0a2cc2c437761e322ee
sha512 430744d501270e509394fc2f4aebf35faecf742f1ebe2a247419a5508315744159604d7f3572eb8ce29146f20077771f2addcaf6835333f4fb95c2bd7d92d57a
ripemd-160 a722c33b65f9959af0369edb3dccff12e73f7372

664746961 as geometric shapes

Circle

Radius = n
Diameter 1329493922
Circumference 4176728338.3475
Area 1.3882337349195E+18

Sphere

Radius = n
Volume 1.2304322085939E+27
Surface area 5.5529349396781E+18
Circumference 4176728338.3475

Square

Length = n
Perimeter 2658987844
Area 441888522158735521
Diagonal 940094167.7925

Cube

Length = n
Surface area 2651331132952413126
Volume 2.937440522058E+26
Space diagonal 1151375510.629

Equilateral Triangle

Length = n
Perimeter 1994240883
Area 1.9134334291511E+17
Altitude 575687755.3145

Triangular Pyramid

Length = n
Surface area 1.9134334291511E+17
Volume 3.4618068541323E+25
Height 313364722.5975