66709831 is an odd 8-digits composite number following 66709830
and preceding 66709832 . In scientific notation, it is written as 6.6709831 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 64296960 positive integers (up to 66709831) that are relatively prime to 66709831.
66709831 has 8 divisors, whose sum is 69130800
The reverse of 66709831 is 13890766
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-six million seven hundred nine thousand eight hundred thirty-one
Scientific notation
6.6709831 × 10^7
Engineering notation
6.6709831 × 10^6
Prime Factorization
29 × 691 × 3329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
66709831
Product of the distinct prime numbers
The prime factorization of 66709831 is 29 × 691 × 3329.
Since it has a total of 3 prime factors.
6 , 8 , 91 , 14 , 616 , 180 , 5353 , 219 , 96760 , 93525 , 296006 , 249258 , 7937891 , 9087203 , 87605025 , 86342717 , 983324518 , 376693921 , 7506627313 , 4357826450
n×2
133419662
n×3
200129493
n×4
266839324
n×5
333549155
n÷2
33354915.5
n÷3
22236610.333333
n÷3
16677457.75
n÷5
13341966.2
n2
4450201552048561
n3
2.968721934531E+23
n4
1.9804293853855E+31
n5
1.321141096065E+39
2 √n
8167.6086463542
3 √n
405.56762555627
4 √n
90.374823077858
5 √n
36.714529587019
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
-66709830
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 66709831 can be divided by 8 positive divisors.
The sum of these divisors (counting 66709831) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111110011110100101000111
3
Ternary
11122112012200111
4
Quaternary
3332132211013
5
Quinary
114034203311
6
Senary
10341453451
8
Octal
376364507
10
Decimal
66709831
12
Duodecimal
1a411287
16
Hexadecimal
3f9e947
20
Vigesimal
10giebb
36
Base36
13ptmv
md5
9f85e018477e17e9806f51a0a23fb93e
sha1
f469ebc695a96fb0c668c2d98abee57cf06cf3fd
sha256
f7423366127dd8f01d21a53dbdc7970fd358a0aba7391f4c1ca25c98fe72903b
sha512
968c29187077db537d6babe2ed1e2710dd9ef307270c616049217b604ea12b2c1cd49d1ab752ef163fc1046f9158d6fb57d48a253a2c664db32d87107daad8b5
ripemd-160
2d86c09dd0655007625705a43bb1480ddee9329f
Diameter
133419662
Circumference
419150229.98363
Area
1.398072050291E+16
Volume
1.2435353360098E+24
Surface area
5.5922882011639E+16
Circumference
419150229.98363
Perimeter
266839324
Area
4450201552048561
Diagonal
94341947.743817
Surface area
26701209312291366
Volume
2.968721934531E+23
Space diagonal
115544816.65633
Perimeter
200129493
Area
1.9269937980175E+15
Altitude
57772408.328167
Surface area
1.9269937980175E+15
Volume
3.4986723522735E+22
Height
31447315.914606