66887587 (number)

66887587 is an odd 8-digits composite number following 66887586 and preceding 66887588. In scientific notation, it is written as 6.6887587 × 10^7. The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors. There are 61679232 positive integers (up to 66887587) that are relatively prime to 66887587.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.6887587 × 10^7
Engineering notation 6.6887587 × 10^6

Prime Factorization of 66887587

Prime Factorization 13 × 1297 × 3967

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 66887587
Product of the distinct prime numbers

The prime factorization of 66887587 is 13 × 1297 × 3967. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 66887587)

Multiplication

n×y
n×2 133775174
n×3 200662761
n×4 267550348
n×5 334437935

Division

n÷y
n÷2 33443793.5
n÷3 22295862.333333
n÷3 16721896.75
n÷5 13377517.4

Exponentiation

ny
n2 4473949294682569
n3 2.9925167268167E+23
n4 2.0016222291391E+31
n5 1.3388368099267E+39

Nth Root

y√n
2√n 8178.4831723248
3√n 405.92753323331
4√n 90.434966535764
5√n 36.734074781394

Divisors of 66887587

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 -66887586
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 66887587 can be divided by 8 positive divisors. The sum of these divisors (counting 66887587) is 1, the average is 0.125.

Base conversion 66887587

Base System Value
2 Binary 11111111001001111110100011
3 Ternary 11122212020112001
4 Quaternary 3333021332203
5 Quinary 114110400322
6 Senary 10345344431
8 Octal 377117643
10 Decimal 66887587
12 Duodecimal 1a498117
16 Hexadecimal 3fc9fa3
20 Vigesimal 10i0ij7
36 Base36 13tmsj

Cryptographic Hash Functions

md5 3671bd647d916b2cc179adef98eab9e4
sha1 0b5580b1a791991f7b28a009685da5df13ac04e9
sha256 e1344c9c65ae4e14a95da544e66573e3d8f85e57b5b4539ba36b3de592b52172
sha512 6b0d209d45403884204f84f3263527f8efd14b9db9e6656742a595be44d0c33fcdf1610e25225ad61271b251753a96b0cec7bc18a1bc6217cba9bbc8b226d3d2
ripemd-160 7f637b5ba6e5e0c295572c70ce5a18a7ea833b10

66887587 as geometric shapes

Circle

Radius = n
Diameter 133775174
Circumference 420267103.8711
Area 1.4055326236708E+16

Sphere

Radius = n
Volume 1.2535024752949E+24
Surface area 5.6221304946832E+16
Circumference 420267103.8711

Square

Length = n
Perimeter 267550348
Area 4473949294682569
Diagonal 94593332.68981

Cube

Length = n
Surface area 26843695768095414
Volume 2.9925167268167E+23
Space diagonal 115852699.07968

Equilateral Triangle

Length = n
Perimeter 200662761
Area 1.9372768722193E+15
Altitude 57926349.539842

Triangular Pyramid

Length = n
Surface area 1.9372768722193E+15
Volume 3.5267147839104E+22
Height 31531110.896603