664698979 (number)

664698979 is an odd 9-digits composite number following 664698978 and preceding 664698980. In scientific notation, it is written as 6.64698979 × 10^8. The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors. There are 569603016 positive integers (up to 664698979) that are relatively prime to 664698979.

Interesting facts

Basic properties

Name

Name six hundred sixty-four million six hundred ninety-eight thousand nine hundred seventy-nine

Notation

Scientific notation 6.64698979 × 10^8
Engineering notation 6.64698979 × 10^6

Prime Factorization of 664698979

Prime Factorization 7 × 17839 × 5323

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 664698979
Product of the distinct prime numbers

The prime factorization of 664698979 is 7 × 17839 × 5323. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 664698979)

Multiplication

n×y
n×2 1329397958
n×3 1994096937
n×4 2658795916
n×5 3323494895

Division

n÷y
n÷2 332349489.5
n÷3 221566326.33333
n÷3 166174744.75
n÷5 132939795.8

Exponentiation

ny
n2 441824732683642441
n3 2.9368044871177E+26
n4 1.9520909441097E+35
n5 1.2975528574649E+44

Nth Root

y√n
2√n 25781.75670896
3√n 872.72015101282
4√n 160.56698511512
5√n 58.146690639927

Divisors of 664698979

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 -664698978
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 664698979 can be divided by 8 positive divisors. The sum of these divisors (counting 664698979) is 1, the average is 0.125.

Base conversion 664698979

Base System Value
2 Binary 100111100111101000000001100011
3 Ternary 1201022202012120201
4 Quaternary 213213220001203
5 Quinary 2330130331404
6 Senary 145542450031
8 Octal 4747500143
10 Decimal 664698979
12 Duodecimal 166733917
16 Hexadecimal 279e8063
20 Vigesimal a7e778j
36 Base36 azqt0j

Cryptographic Hash Functions

md5 7c7043d30e660aa9473611cf8502996e
sha1 41c74f6e320994942c023d562f4e05545b628524
sha256 7616001a0c334f9f19d13c2f59cf2caf623eb9b1cf4a6047a0a27c12e7c93dda
sha512 db67da616bd50e7ad165fa2c4d5be5d6ce370b99d2aa1021e1d099c3baea62fc7e9c175958d8d78c888f068c05d88592a1dd5ece39788bbb9bae17b56fa11d18
ripemd-160 d057e3d49f272286cc0a45c284ee1dc705e6f0bd

664698979 as geometric shapes

Circle

Radius = n
Diameter 1329397958
Circumference 4176426858.5501
Area 1.3880333343732E+18

Sphere

Radius = n
Volume 1.2301657869011E+27
Surface area 5.5521333374928E+18
Circumference 4176426858.5501

Square

Length = n
Perimeter 2658795916
Area 441824732683642441
Diagonal 940026310.99735

Cube

Length = n
Surface area 2650948396101854646
Volume 2.9368044871177E+26
Space diagonal 1151292403.3672

Equilateral Triangle

Length = n
Perimeter 1994096937
Area 1.9131572126215E+17
Altitude 575646201.68358

Triangular Pyramid

Length = n
Surface area 1.9131572126215E+17
Volume 3.4610572797666E+25
Height 313342103.66578