66996943 is an odd 8-digits composite number following 66996942
and preceding 66996944 . In scientific notation, it is written as 6.6996943 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 61788000 positive integers (up to 66996943) that are relatively prime to 66996943.
66996943 has 8 divisors, whose sum is 72215136
The reverse of 66996943 is 34969966
Previous prime number is 1901
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-six million nine hundred ninety-six thousand nine hundred forty-three
Scientific notation
6.6996943 × 10^7
Engineering notation
6.6996943 × 10^6
Prime Factorization
13 × 1901 × 2711
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66996943
Product of the distinct prime numbers
The prime factorization of 66996943 is 13 × 1901 × 2711.
Since it has a total of 3 prime factors.
4 , 5 , 7 , 16 , 472 , 567 , 3419 , 6625 , 74526 , 235 , 930669 , 956209 , 7290039 , 6342291 , 17987255 , 65409939 , 13838835 , 532655992 , 3206951516 , 9424417104
n×2
133993886
n×3
200990829
n×4
267987772
n×5
334984715
n÷2
33498471.5
n÷3
22332314.333333
n÷3
16749235.75
n÷5
13399388.6
n2
4488590371345249
n3
3.0072183325937E+23
n4
2.0147443521733E+31
n5
1.3498171252213E+39
2 √n
8185.1660337467
3 √n
406.1486327603
4 √n
90.471907428476
5 √n
36.746078404737
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
-66996942
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 66996943 can be divided by 8 positive divisors.
The sum of these divisors (counting 66996943) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111111100100101011001111
3
Ternary
11200001210112021
4
Quaternary
3333210223033
5
Quinary
114122400233
6
Senary
10351551011
8
Octal
377445317
10
Decimal
66996943
12
Duodecimal
1a52b467
16
Hexadecimal
3fe4acf
20
Vigesimal
10iec73
36
Base36
13vz67
md5
0c75f4fa6c545c496a5d243edebd49a6
sha1
3584fc24dde1cbc21cfd91684a96ef73a55f99bc
sha256
cb3a17ef59ad211a4c9d06d4fef3962dc24f7265f27f282990bee3d9ba238cbb
sha512
f33eebcb312528d2efae7ee290da9d193f152f762525093494accea059111f1c66d522c350dba2712fd2ecd617dcd14e5b67e2d21cf6e5dbddeeaf16ed75e910
ripemd-160
8c1f6038b749e82d58bf0880944da9283179d667
Diameter
133993886
Circumference
420954207.88355
Area
1.4101322535592E+16
Volume
1.2596606695222E+24
Surface area
5.6405290142368E+16
Circumference
420954207.88355
Perimeter
267987772
Area
4488590371345249
Diagonal
94747985.428137
Surface area
26931542228071494
Volume
3.0072183325937E+23
Space diagonal
116042109.2278
Perimeter
200990829
Area
1.9436166443836E+15
Altitude
58021054.613898
Surface area
1.9436166443836E+15
Volume
3.5440407924758E+22
Height
31582661.809379