66887657 (number)

66887657 is an odd 8-digits composite number following 66887656 and preceding 66887658. In scientific notation, it is written as 6.6887657 × 10^7. The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors. There are 60280704 positive integers (up to 66887657) that are relatively prime to 66887657.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.6887657 × 10^7
Engineering notation 6.6887657 × 10^6

Prime Factorization of 66887657

Prime Factorization 23 × 19 × 269 × 569

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 66887657
Product of the distinct prime numbers

The prime factorization of 66887657 is 23 × 19 × 269 × 569. Since it has a total of 4 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66887657)

Multiplication

n×y
n×2 133775314
n×3 200662971
n×4 267550628
n×5 334438285

Division

n÷y
n÷2 33443828.5
n÷3 22295885.666667
n÷3 16721914.25
n÷5 13377531.4

Exponentiation

ny
n2 4473958658949649
n3 2.99252612212E+23
n4 2.0016306081991E+31
n5 1.3388438156192E+39

Nth Root

y√n
2√n 8178.4874518458
3√n 405.92767483864
4√n 90.434990196527
5√n 36.734082470068

Divisors of 66887657

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -66887656
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 66887657 can be divided by 16 positive divisors. The sum of these divisors (counting 66887657) is 1, the average is 0.0625.

Base conversion 66887657

Base System Value
2 Binary 11111111001001111111101001
3 Ternary 11122212020121122
4 Quaternary 3333021333221
5 Quinary 114110401112
6 Senary 10345345025
8 Octal 377117751
10 Decimal 66887657
12 Duodecimal 1a498175
16 Hexadecimal 3fc9fe9
20 Vigesimal 10i0j2h
36 Base36 13tmuh

Cryptographic Hash Functions

md5 d0ffd402add879fc1dc7aaae284922ac
sha1 67c0608562423cb5e72b515608469ab60f435a4a
sha256 73495758a6cbda401720272dd0c0081e24780d4a05e495740949788ed9b0d66b
sha512 f2bd5569badd58b79b3c5d31195eec9529e42396003988c0307e72f07f044468037733ba5b67da993fef2892f95b048f7944c987c243829d0c32042be80d73f6
ripemd-160 d4dc66c4c1c5e140a34662f6162be6269cad40ab

66887657 as geometric shapes

Circle

Radius = n
Diameter 133775314
Circumference 420267543.69407
Area 1.4055355655421E+16

Sphere

Radius = n
Volume 1.2535064107904E+24
Surface area 5.6221422621683E+16
Circumference 420267543.69407

Square

Length = n
Perimeter 267550628
Area 4473958658949649
Diagonal 94593431.68476

Cube

Length = n
Surface area 26843751953697894
Volume 2.99252612212E+23
Space diagonal 115852820.32324

Equilateral Triangle

Length = n
Perimeter 200662971
Area 1.9372809270659E+15
Altitude 57926410.16162

Triangular Pyramid

Length = n
Surface area 1.9372809270659E+15
Volume 3.5267258563816E+22
Height 31531143.89492