66706861 is an odd 8-digits composite number following 66706860
and preceding 66706862 . In scientific notation, it is written as 6.6706861 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 57953280 positive integers (up to 66706861) that are relatively prime to 66706861.
66706861 has 8 divisors, whose sum is 76064184
The reverse of 66706861 is 16860766
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-six million seven hundred six thousand eight hundred sixty-one
Scientific notation
6.6706861 × 10^7
Engineering notation
6.6706861 × 10^6
Prime Factorization
13 × 17 × 301841
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66706861
Product of the distinct prime numbers
The prime factorization of 66706861 is 13 × 17 × 301841.
Since it has a total of 3 prime factors.
5 , 10 , 44 , 26 , 703 , 728 , 4947 , 8311 , 26098 , 3775 , 544185 , 471110 , 5862061 , 9451275 , 13860753 , 78264735 , 632357603 , 497518969 , 986853995 , 8066194500
n×2
133413722
n×3
200120583
n×4
266827444
n×5
333534305
n÷2
33353430.5
n÷3
22235620.333333
n÷3
16676715.25
n÷5
13341372.2
n2
4449805304473321
n3
2.9683254392256E+23
n4
1.9800767247719E+31
n5
1.3208470284869E+39
2 √n
8167.4268285672
3 √n
405.56160668466
4 √n
90.373817162756
5 √n
36.714202666404
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
-66706860
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 66706861 can be divided by 8 positive divisors.
The sum of these divisors (counting 66706861) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110011101110110101101
3
Ternary
11122112001121111
4
Quaternary
3332131312231
5
Quinary
114034104421
6
Senary
10341432021
8
Octal
376356655
10
Decimal
66706861
12
Duodecimal
1a40b611
16
Hexadecimal
3f9ddad
20
Vigesimal
10gi731
36
Base36
13prcd
md5
6695a6f0c22115966c0de7e39b8b260a
sha1
d00d4619a5d9e49f28a986ff93a9808ba4a941ce
sha256
dfd175e15cf917d27d15bd5af35701db1da7c1ea94ae47d0830a228a34fabf2d
sha512
49886a1b5d3b7db57bf80a3de13315e96e0b2bb9ecfe3439b6f0138d790d82159c2a70e377a76d9a0551e0d72c913e89248b19ad20551d152e311b760b7818b9
ripemd-160
5418de454fe61748c0c4fec9693bba62646087da
Diameter
133413722
Circumference
419131568.92327
Area
1.3979475654438E+16
Volume
1.2433692524447E+24
Surface area
5.5917902617753E+16
Circumference
419131568.92327
Perimeter
266827444
Area
4449805304473321
Diagonal
94337747.529537
Surface area
26698831826839926
Volume
2.9683254392256E+23
Space diagonal
115539672.46543
Perimeter
200120583
Area
1.9268222177843E+15
Altitude
57769836.232717
Surface area
1.9268222177843E+15
Volume
3.498205078075E+22
Height
31445915.843179