66887534 is an even 8-digits composite number following 66887533
and preceding 66887535 . In scientific notation, it is written as 6.6887534 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 28666080 positive integers (up to 66887534) that are relatively prime to 66887534.
66887534 has 8 divisors, whose sum is 114664368
The reverse of 66887534 is 43578866
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixty-six million eight hundred eighty-seven thousand five hundred thirty-four
Scientific notation
6.6887534 × 10^7
Engineering notation
6.6887534 × 10^6
Prime Factorization
2 × 7 × 4777681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66887534
Product of the distinct prime numbers
The prime factorization of 66887534 is 2 × 7 × 4777681.
Since it has a total of 3 prime factors.
6 , 8 , 71 , 65 , 525 , 683 , 4472 , 9015 , 80965 , 60769 , 924928 , 38686 , 8017447 , 2985105 , 87593461 , 4556672 , 874659521 , 792856920 , 8777173121 , 417490493
n×2
133775068
n×3
200662602
n×4
267550136
n×5
334437670
n÷2
33443767
n÷3
22295844.666667
n÷3
16721883.5
n÷5
13377506.8
n2
4473942204601156
n3
2.9925096132429E+23
n4
2.0016158850111E+31
n5
1.3388315056362E+39
2 √n
8178.4799321145
3 √n
405.92742601777
4 √n
90.434948621175
5 √n
36.734068959966
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
-66887533
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 66887534 can be divided by 8 positive divisors.
The sum of these divisors (counting 66887534) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111001001111101101110
3
Ternary
11122212020110002
4
Quaternary
3333021331232
5
Quinary
114110400114
6
Senary
10345344302
8
Octal
377117556
10
Decimal
66887534
12
Duodecimal
1a498092
16
Hexadecimal
3fc9f6e
20
Vigesimal
10i0ige
36
Base36
13tmr2
md5
d85330c13254adb8bec626406f506a39
sha1
b95ee136f25058a1becd075483ffbfd59baff75a
sha256
b54945139c5e77efd02a1521ab19a00cb31d578d29dc9f8df00f469890ce7736
sha512
bdd472ba043ee8b3081c18acb580c824f3a077bb6c31a3124671788571a731e8ecef5b02994bad0408efd1cd5f198e8820a6b4a6e20143a961fa57cb2feef353
ripemd-160
bae94b61f8178b2664d78583f54380ada906f7a9
Diameter
133775068
Circumference
420266770.86228
Area
1.405530396256E+16
Volume
1.2534994955681E+24
Surface area
5.6221215850241E+16
Circumference
420266770.86228
Perimeter
267550136
Area
4473942204601156
Diagonal
94593257.736492
Surface area
26843653227606936
Volume
2.9925096132429E+23
Space diagonal
115852607.28099
Perimeter
200662602
Area
1.937273802124E+15
Altitude
57926303.640495
Surface area
1.937273802124E+15
Volume
3.5267064004834E+22
Height
31531085.912164