66984975 is an odd 8-digits composite number following 66984974
and preceding 66984976 . In scientific notation, it is written as 6.6984975 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 33825600 positive integers (up to 66984975) that are relatively prime to 66984975.
66984975 has 8 divisors, whose sum is 74487920
The reverse of 66984975 is 57948966
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-six million nine hundred eighty-four thousand nine hundred seventy-five
Scientific notation
6.6984975 × 10^7
Engineering notation
6.6984975 × 10^6
Prime Factorization
4275 × 9 × 1741
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66984975
Product of the distinct prime numbers
The prime factorization of 66984975 is 4275 × 9 × 1741.
Since it has a total of 3 prime factors.
2 , 6 , 38 , 42 , 999 , 759 , 7616 , 6750 , 82313 , 48684 , 628580 , 632873 , 2065973 , 9608892 , 59917824 , 83267208 , 939300387 , 45216507 , 280271136 , 5836795313
n×2
133969950
n×3
200954925
n×4
267939900
n×5
334924875
n÷2
33492487.5
n÷3
22328325
n÷3
16746243.75
n÷5
13396995
n2
4486986875750625
n3
3.0056070369748E+23
n4
2.0133051223158E+31
n5
1.348611932857E+39
2 √n
8184.434922461
3 √n
406.12444719758
4 √n
90.467866795128
5 √n
36.744765483657
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
-66984974
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 66984975 can be divided by 8 positive divisors.
The sum of these divisors (counting 66984975) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111100001110000001111
3
Ternary
11200001012010000
4
Quaternary
3333201300033
5
Quinary
114122004400
6
Senary
10351415343
8
Octal
377416017
10
Decimal
66984975
12
Duodecimal
1a524553
16
Hexadecimal
3fe1c0f
20
Vigesimal
10id28f
36
Base36
13vpxr
md5
a81f5f8d59a5e3b3c3b72397afeb855c
sha1
2724aab7a11902acacfc6c1088db6e93916db2a7
sha256
654689421e6aab0474b28f9be682c3d429a50776d665fe84b4b6d2da97d02c3c
sha512
f705b30bc8de37ccdf575ecf77c29c1101896c54da2be26f02ccb80a0dfadd9e13eeb2a3a9899e7ec150a25101c54104f8f343bd125a6145665425586549ac47
ripemd-160
94314197b1117edbfff6f5ded0b481b2a64c95b4
Diameter
133969950
Circumference
420879010.72179
Area
1.4096285005612E+16
Volume
1.2589857315917E+24
Surface area
5.6385140022448E+16
Circumference
420879010.72179
Perimeter
267939900
Area
4486986875750625
Diagonal
94731060.120223
Surface area
26921921254503750
Volume
3.0056070369748E+23
Space diagonal
116021380.04373
Perimeter
200954925
Area
1.9429223104237E+15
Altitude
58010690.021866
Surface area
1.9429223104237E+15
Volume
3.5421418623782E+22
Height
31577020.040074