66887070 is an even 8-digits composite number following 66887069
and preceding 66887071 . In scientific notation, it is written as 6.6887070 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 17836544 positive integers (up to 66887070) that are relatively prime to 66887070.
66887070 has 8 divisors, whose sum is 107019360
The reverse of 66887070 is 07078866
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million eight hundred eighty-seven thousand seventy
Scientific notation
6.6887070 × 10^7
Engineering notation
6.6887070 × 10^6
Prime Factorization
2 × 15 × 2229569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66887070
Product of the distinct prime numbers
The prime factorization of 66887070 is 2 × 15 × 2229569.
Since it has a total of 3 prime factors.
7 , 8 , 28 , 20 , 871 , 649 , 7185 , 3675 , 64309 , 34956 , 263473 , 546437 , 1204474 , 6505441 , 73446076 , 59452756 , 734583204 , 628084562 , 9776754356 , 1769572316
n×2
133774140
n×3
200661210
n×4
267548280
n×5
334435350
n÷2
33443535
n÷3
22295690
n÷3
16721767.5
n÷5
13377414
n2
4473880133184900
n3
2.9924473363995E+23
n4
2.0015603446107E+31
n5
1.338785068792E+39
2 √n
8178.4515649357
3 √n
405.9264873737
4 √n
90.434791783559
5 √n
36.734017994848
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
-66887069
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 66887070 can be divided by 8 positive divisors.
The sum of these divisors (counting 66887070) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111001001110110011110
3
Ternary
11122212012210220
4
Quaternary
3333021312132
5
Quinary
114110341240
6
Senary
10345342210
8
Octal
377116636
10
Decimal
66887070
12
Duodecimal
1a497966
16
Hexadecimal
3fc9d9e
20
Vigesimal
10i0hda
36
Base36
13tme6
md5
09d43e935786c8eb796cffe1fef8c19a
sha1
1c28d2727a8a0e09df8ddd2172a96588f3271745
sha256
923fd1c749d8c0c1152a79900299726eb7736bff5747cc3e49628fcf093afbe4
sha512
b54c0993c77b425c09820f4eab173c7bbdb2ab0e8a98b5d0d6d50e3ba0f91657b8d2108b085a90f1339bd17e11cd4af30d9f790f2b1b82a400230255a62dab60
ripemd-160
bc2350893686d6fd876dcdb63d2fda4ebb506fe7
Diameter
133774140
Circumference
420263855.46429
Area
1.4055108959455E+16
Volume
1.2534734091049E+24
Surface area
5.622043583782E+16
Circumference
420263855.46429
Perimeter
267548280
Area
4473880133184900
Diagonal
94592601.541399
Surface area
26843280799109400
Volume
2.9924473363995E+23
Space diagonal
115851803.60942
Perimeter
200661210
Area
1.9372469244123E+15
Altitude
57925901.804708
Surface area
1.9372469244123E+15
Volume
3.5266330065195E+22
Height
31530867.180466