66776987 (number)

66776987 is an odd 8-digits composite number following 66776986 and preceding 66776988. In scientific notation, it is written as 6.6776987 × 10^7. The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors. There are 64926400 positive integers (up to 66776987) that are relatively prime to 66776987.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.6776987 × 10^7
Engineering notation 6.6776987 × 10^6

Prime Factorization of 66776987

Prime Factorization 41 × 311 × 5237

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 66776987
Product of the distinct prime numbers

The prime factorization of 66776987 is 41 × 311 × 5237. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66776987)

Multiplication

n×y
n×2 133553974
n×3 200330961
n×4 267107948
n×5 333884935

Division

n÷y
n÷2 33388493.5
n÷3 22258995.666667
n÷3 16694246.75
n÷5 13355397.4

Exponentiation

ny
n2 4459165992798169
n3 2.9776966953193E+23
n4 1.9884161351328E+31
n5 1.3278043840635E+39

Nth Root

y√n
2√n 8171.7187298634
3√n 405.70367329554
4√n 90.397559313642
5√n 36.721918629008

Divisors of 66776987

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 -66776986
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 66776987 can be divided by 8 positive divisors. The sum of these divisors (counting 66776987) is 1, the average is 0.125.

Base conversion 66776987

Base System Value
2 Binary 11111110101110111110011011
3 Ternary 11122122121210202
4 Quaternary 3332232332123
5 Quinary 114043330422
6 Senary 10343132415
8 Octal 376567633
10 Decimal 66776987
12 Duodecimal 1a44410b
16 Hexadecimal 3faef9b
20 Vigesimal 10h7297
36 Base36 13r9gb

Cryptographic Hash Functions

md5 99f994586ca5f60d3ae9e6e89e739c89
sha1 3b598e5fbd59eef71eb09a50dc68f53051242c69
sha256 227005f179e21812e113381ce41bda2679e514b7a3ab69dc141326d838e01352
sha512 861ba9f8afd6398be4dd4aed5f2d36566e32df8e495f0134f515189e885611dd64c05e3876ef80a18a32490830ce002d0b967d9f2f09cdca351ec04352f92fa8
ripemd-160 974c421286f04e954c5b2bc2a185a8e17223737e

66776987 as geometric shapes

Circle

Radius = n
Diameter 133553974
Circumference 419572183.57612
Area 1.4008883124112E+16

Sphere

Radius = n
Volume 1.2472946750178E+24
Surface area 5.6035532496449E+16
Circumference 419572183.57612

Square

Length = n
Perimeter 267107948
Area 4459165992798169
Diagonal 94436920.669812

Cube

Length = n
Surface area 26754995956789014
Volume 2.9776966953193E+23
Space diagonal 115661134.26037

Equilateral Triangle

Length = n
Perimeter 200330961
Area 1.9308755147274E+15
Altitude 57830567.130183

Triangular Pyramid

Length = n
Surface area 1.9308755147274E+15
Volume 3.509249209295E+22
Height 31478973.556604