66778880 (number)

66778880 is an even 8-digits composite number following 66778879 and preceding 66778881. In scientific notation, it is written as 6.6778880 × 10^7. The sum of its digits is 50. It has a total of 12 prime factors and 144 positive divisors. There are 22020096 positive integers (up to 66778880) that are relatively prime to 66778880.

Interesting facts

Basic properties

Name

Name sixty-six million seven hundred seventy-eight thousand eight hundred eighty

Notation

Scientific notation 6.6778880 × 10^7
Engineering notation 6.6778880 × 10^6

Prime Factorization of 66778880

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 5 × 29 × 257

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 12
Total number of prime factors
rad Radical 521710
Product of the distinct prime numbers

The prime factorization of 66778880 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 5 × 29 × 257. Since it has a total of 12 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66778880)

Multiplication

n×y
n×2 133557760
n×3 200336640
n×4 267115520
n×5 333894400

Division

n÷y
n÷2 33389440
n÷3 22259626.666667
n÷3 16694720
n÷5 13355776

Exponentiation

ny
n2 4459418814054400
n3 2.9779499385348E+23
n4 1.9886416159142E+31
n5 1.3279925983214E+39

Nth Root

y√n
2√n 8171.8345553492
3√n 405.70750690065
4√n 90.398199956356
5√n 36.722126825894

Divisors of 66778880

144 divisors

τ Total Divisors 144
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66778879
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0069444444444444
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 144
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66778880 can be divided by 144 positive divisors. The sum of these divisors (counting 66778880) is 1, the average is 0.0069444444444444.

Base conversion 66778880

Base System Value
2 Binary 11111110101111011100000000
3 Ternary 11122122201101212
4 Quaternary 3332233130000
5 Quinary 114043411010
6 Senary 10343145252
8 Octal 376573400
10 Decimal 66778880
12 Duodecimal 1a445228
16 Hexadecimal 3faf700
20 Vigesimal 10h7740
36 Base36 13raww

Cryptographic Hash Functions

md5 1d3100256b5c094e458dab15049fa760
sha1 2b17a458b6868f9aeb0b1f07b1dd58f8b83c78dd
sha256 085d7e9de367bde72b612192998e01cd08600bdf1590279cd64264c29cab7b09
sha512 7f4d72083dd7b96a044e2cee75891058d00438761b4d19871a8028f8c4b11ae49988cca04d2e1e4857a77e95d8be6c3ca9aed572db134ee150dd1694120fad44
ripemd-160 cf0d5ed5c382362b0208d30bd4c0e1d7702a9a9a

66778880 as geometric shapes

Circle

Radius = n
Diameter 133557760
Circumference 419584077.64591
Area 1.4009677385513E+16

Sphere

Radius = n
Volume 1.2474007532879E+24
Surface area 5.6038709542054E+16
Circumference 419584077.64591

Square

Length = n
Perimeter 267115520
Area 4459418814054400
Diagonal 94439597.776085

Cube

Length = n
Surface area 26756512884326400
Volume 2.9779499385348E+23
Space diagonal 115664413.03255

Equilateral Triangle

Length = n
Perimeter 200336640
Area 1.9309849895427E+15
Altitude 57832206.516273

Triangular Pyramid

Length = n
Surface area 1.9309849895427E+15
Volume 3.5095476592867E+22
Height 31479865.925362