66742015 is an odd 8-digits composite number following 66742014
and preceding 66742016 . In scientific notation, it is written as 6.6742015 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 53393608 positive integers (up to 66742015) that are relatively prime to 66742015.
66742015 has 4 divisors, whose sum is 80090424
The reverse of 66742015 is 51024766
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-six million seven hundred forty-two thousand fifteen
Scientific notation
6.6742015 × 10^7
Engineering notation
6.6742015 × 10^6
Prime Factorization
5 × 13348403
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66742015
Product of the distinct prime numbers
The prime factorization of 66742015 is 5 × 13348403.
Since it has a total of 2 prime factors.
7 , 9 , 41 , 17 , 284 , 48 , 5697 , 8615 , 22610 , 21462 , 563658 , 19637 , 984239 , 5109864 , 60993912 , 58035100 , 163268668 , 945823127 , 8506857109 , 4369324234
n×2
133484030
n×3
200226045
n×4
266968060
n×5
333710075
n÷2
33371007.5
n÷3
22247338.333333
n÷3
16685503.75
n÷5
13348403
n2
4454496566260225
n3
2.9730207664279E+23
n4
1.9842539658824E+31
n5
1.3243310795473E+39
2 √n
8169.5786305048
3 √n
405.63283678393
4 √n
90.385721386205
5 √n
36.718071471148
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66742014
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66742015 can be divided by 4 positive divisors.
The sum of these divisors (counting 66742015) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110100110011011111111
3
Ternary
11122120211211111
4
Quaternary
3332212123333
5
Quinary
114041221030
6
Senary
10342302451
8
Octal
376463377
10
Decimal
66742015
12
Duodecimal
1a427a27
16
Hexadecimal
3fa66ff
20
Vigesimal
10h2f0f
36
Base36
13qigv
md5
a33626e35c08346442d0a128c55be6e8
sha1
135b9b305501209bd2ad72c918a77c561ab352ff
sha256
92a19a186ce1f23708bb32d58a6a41ff0f268336c110d1ab6567014bdae44f88
sha512
0190a6b7a17f617e926ce18c23c600b744d7219c3a809e581169d0cadcbeaabc1a6734ef4bf37b291057ea4de8f04c79a5211c373897359363ad4d56402d6bf7
ripemd-160
57160b44aaaea635742bbfa09b47475a2a9fbf83
Diameter
133484030
Circumference
419352448.01956
Area
1.3994213688004E+16
Volume
1.245336026504E+24
Surface area
5.5976854752016E+16
Circumference
419352448.01956
Perimeter
266968060
Area
4454496566260225
Diagonal
94387462.793109
Surface area
26726979397561350
Volume
2.9730207664279E+23
Space diagonal
115600560.97952
Perimeter
200226045
Area
1.928853593726E+15
Altitude
57800280.489762
Surface area
1.928853593726E+15
Volume
3.5037385742493E+22
Height
31462487.597703