66706691 is an odd 8-digits composite number following 66706690
and preceding 66706692 . In scientific notation, it is written as 6.6706691 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 6 positive divisors.
There are 62782496 positive integers (up to 66706691) that are relatively prime to 66706691.
66706691 has 6 divisors, whose sum is 70861740
The reverse of 66706691 is 19660766
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-six million seven hundred six thousand six hundred ninety-one
Scientific notation
6.6706691 × 10^7
Engineering notation
6.6706691 × 10^6
Prime Factorization
17 × 17 × 230819
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
3923923
Product of the distinct prime numbers
The prime factorization of 66706691 is 17 × 17 × 230819.
Since it has a total of 3 prime factors.
9 , 4 , 47 , 34 , 880 , 492 , 5759 , 3665 , 61208 , 66365 , 179624 , 744039 , 1133460 , 3956599 , 37206762 , 35802048 , 990909786 , 886433801 , 6210721571 , 339004536
n×2
133413382
n×3
200120073
n×4
266826764
n×5
333533455
n÷2
33353345.5
n÷3
22235563.666667
n÷3
16676672.75
n÷5
13341338.2
n2
4449782624169481
n3
2.9683027452764E+23
n4
1.9800565402361E+31
n5
1.3208301979206E+39
2 √n
8167.4164213661
3 √n
405.56126216472
4 √n
90.373759584107
5 √n
36.714183953424
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66706690
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66706691 can be divided by 6 positive divisors.
The sum of these divisors (counting 66706691) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11111110011101110100000011
3
Ternary
11122112001101012
4
Quaternary
3332131310003
5
Quinary
114034103231
6
Senary
10341431135
8
Octal
376356403
10
Decimal
66706691
12
Duodecimal
1a40b4ab
16
Hexadecimal
3f9dd03
20
Vigesimal
10gi6eb
36
Base36
13pr7n
md5
da845aba4c78a6679b8febd887c18567
sha1
9887e8f9b997f3b406a01e410c7006ab706d8d9f
sha256
007c7a639639ec70f4b0345aad601b827cfc5fafeb1a01967748989901ea3dde
sha512
89f2c41487218c2a5617f025f89870f08a287c34021b2b181a2a2f7f14bcb7bfe48379cd8d804087a7f7c09880d8ea7a717f877677154769e7445d61af2882de
ripemd-160
1a8f6680327a78790953370bb21187ac309c90a8
Diameter
133413382
Circumference
419130500.78177
Area
1.3979404402162E+16
Volume
1.2433597464254E+24
Surface area
5.5917617608649E+16
Circumference
419130500.78177
Perimeter
266826764
Area
4449782624169481
Diagonal
94337507.113231
Surface area
26698695745016886
Volume
2.9683027452764E+23
Space diagonal
115539378.0168
Perimeter
200120073
Area
1.9268123969247E+15
Altitude
57769689.008399
Surface area
1.9268123969247E+15
Volume
3.4981783329993E+22
Height
31445835.70441