66659968 (number)

66659968 is an even 8-digits composite number following 66659967 and preceding 66659969. In scientific notation, it is written as 6.6659968 × 10^7. The sum of its digits is 55. It has a total of 9 prime factors and 32 positive divisors. There are 33175296 positive integers (up to 66659968) that are relatively prime to 66659968.

Interesting facts

Basic properties

Name

Name sixty-six million six hundred fifty-nine thousand nine hundred sixty-eight

Notation

Scientific notation 6.6659968 × 10^7
Engineering notation 6.6659968 × 10^6

Prime Factorization of 66659968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 239 × 2179

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 1041562
Product of the distinct prime numbers

The prime factorization of 66659968 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 239 × 2179. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66659968)

Multiplication

n×y
n×2 133319936
n×3 199979904
n×4 266639872
n×5 333299840

Division

n÷y
n÷2 33329984
n÷3 22219989.333333
n÷3 16664992
n÷5 13331993.6

Exponentiation

ny
n2 4443551333761024
n3 2.9620698971487E+23
n4 1.9745148455769E+31
n5 1.3162109642168E+39

Nth Root

y√n
2√n 8164.5555910901
3√n 405.46655170208
4√n 90.357930427219
5√n 36.709039409165

Divisors of 66659968

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66659967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66659968 can be divided by 32 positive divisors. The sum of these divisors (counting 66659968) is 1, the average is 0.03125.

Base conversion 66659968

Base System Value
2 Binary 11111110010010011010000000
3 Ternary 11122102200021201
4 Quaternary 3332102122000
5 Quinary 114031104333
6 Senary 10340430544
8 Octal 376223200
10 Decimal 66659968
12 Duodecimal 1a3a8454
16 Hexadecimal 3f92680
20 Vigesimal 10gc9i8
36 Base36 13or5s

Cryptographic Hash Functions

md5 52339165483b0175f9157f655ce500d1
sha1 f2ba8aec1dd2552a4d7fd8135c9eb86d5a017564
sha256 c35fb9bb1623d16e99e4d47cd3ac393b1bdada280fcc5c0185c17a4cd4aef533
sha512 d72c912151acf27039cb5dc39cd57d6afe6f25faabb47979258f9436057eaddde65b6843e1f40df1b89615069a6883e4c16c729360920b640e26cd9463351cdd
ripemd-160 bf85d455f90c7204a82abfb60e74cdaf331c8797

66659968 as geometric shapes

Circle

Radius = n
Diameter 133319936
Circumference 418836931.51466
Area 1.3959828225993E+16

Sphere

Radius = n
Volume 1.2407489371069E+24
Surface area 5.5839312903971E+16
Circumference 418836931.51466

Square

Length = n
Perimeter 266639872
Area 4443551333761024
Diagonal 94271430.812957

Cube

Length = n
Surface area 26661308002566144
Volume 2.9620698971487E+23
Space diagonal 115458451.40692

Equilateral Triangle

Length = n
Perimeter 199979904
Area 1.9241141690286E+15
Altitude 57729225.703458

Triangular Pyramid

Length = n
Surface area 1.9241141690286E+15
Volume 3.4908328510373E+22
Height 31423810.270986