66706081 is an odd 8-digits composite number following 66706080
and preceding 66706082 . In scientific notation, it is written as 6.6706081 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 61574832 positive integers (up to 66706081) that are relatively prime to 66706081.
66706081 has 4 divisors, whose sum is 71837332
The reverse of 66706081 is 18060766
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixty-six million seven hundred six thousand eighty-one
Scientific notation
6.6706081 × 10^7
Engineering notation
6.6706081 × 10^6
Prime Factorization
13 × 5131237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66706081
Product of the distinct prime numbers
The prime factorization of 66706081 is 13 × 5131237.
Since it has a total of 2 prime factors.
9 , 10 , 58 , 47 , 988 , 884 , 1595 , 2082 , 25165 , 26381 , 492860 , 158969 , 7210951 , 9871981 , 45063173 , 25639189 , 886401684 , 123872753 , 2570087323 , 596865665
n×2
133412162
n×3
200118243
n×4
266824324
n×5
333530405
n÷2
33353040.5
n÷3
22235360.333333
n÷3
16676520.25
n÷5
13341216.2
n2
4449701242378561
n3
2.968221314999E+23
n4
1.9799841146425E+31
n5
1.3207698073006E+39
2 √n
8167.3790777703
3 √n
405.56002594129
4 √n
90.373552977463
5 √n
36.714116806534
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
-66706080
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 66706081 can be divided by 4 positive divisors.
The sum of these divisors (counting 66706081) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110011101101010100001
3
Ternary
11122112000112121
4
Quaternary
3332131222201
5
Quinary
114034043311
6
Senary
10341424241
8
Octal
376355241
10
Decimal
66706081
12
Duodecimal
1a40b081
16
Hexadecimal
3f9daa1
20
Vigesimal
10gi541
36
Base36
13pqqp
md5
9ef3d0e54638de7373897ef5869a175b
sha1
91e43f6ec2634e99854d975be02e67a3b982e95b
sha256
f61a5193c10a7565b89a6f9fd15005bdfbf21609de6082ed368721f69f2f7f46
sha512
421db3e966640cf0f52300a31526d8d2e2d29038e52fc56697582b66e9878d93e6f4410b672334f4d50fea323dc3c89f1fef92d02e7f5a618b8deb1731f43aab
ripemd-160
5399b9f27158dc006ae51807d1ea677fb12e68c0
Diameter
133412162
Circumference
419126668.03873
Area
1.3979148733726E+16
Volume
1.2433256369906E+24
Surface area
5.5916594934903E+16
Circumference
419126668.03873
Perimeter
266824324
Area
4449701242378561
Diagonal
94336644.442958
Surface area
26698207454271366
Volume
2.968221314999E+23
Space diagonal
115538321.4658
Perimeter
200118243
Area
1.9267771575755E+15
Altitude
57769160.732902
Surface area
1.9267771575755E+15
Volume
3.4980823664971E+22
Height
31445548.147653