66709851 is an odd 8-digits composite number following 66709850
and preceding 66709852 . In scientific notation, it is written as 6.6709851 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 40955040 positive integers (up to 66709851) that are relatively prime to 66709851.
66709851 has 16 divisors, whose sum is 96015360
The reverse of 66709851 is 15890766
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-six million seven hundred nine thousand eight hundred fifty-one
Scientific notation
6.6709851 × 10^7
Engineering notation
6.6709851 × 10^6
Prime Factorization
3 × 13 × 479 × 3571
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66709851
Product of the distinct prime numbers
The prime factorization of 66709851 is 3 × 13 × 479 × 3571.
Since it has a total of 4 prime factors.
9 , 1 , 64 , 20 , 53 , 295 , 8556 , 5904 , 83421 , 56582 , 649136 , 283115 , 8946753 , 4835410 , 44937639 , 79346086 , 573568361 , 294792433 , 1309762383 , 5056455168
n×2
133419702
n×3
200129553
n×4
266839404
n×5
333549255
n÷2
33354925.5
n÷3
22236617
n÷3
16677462.75
n÷5
13341970.2
n2
4450204220442201
n3
2.9687246046527E+23
n4
1.9804317603642E+31
n5
1.3211430764956E+39
2 √n
8167.6098707027
3 √n
405.56766608679
4 √n
90.374829851584
5 √n
36.714531788465
1 , 3 , 13 , 39 , 479 , 1437 , 3571 , 6227 , 10713 , 18681 , 46423 , 139269 , 1710509 , 5131527 , 22236617 , 66709851
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66709850
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66709851 can be divided by 16 positive divisors.
The sum of these divisors (counting 66709851) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11111110011110100101011011
3
Ternary
11122112012201020
4
Quaternary
3332132211123
5
Quinary
114034203401
6
Senary
10341453523
8
Octal
376364533
10
Decimal
66709851
12
Duodecimal
1a4112a3
16
Hexadecimal
3f9e95b
20
Vigesimal
10giecb
36
Base36
13ptnf
md5
3f37e6aac9194b68653a470c427e122e
sha1
ac94db82be842d417ff1ae9d8b70e01fe9513ce2
sha256
4262c4cf4c1fdc23c700f2283b6d3647b0f86cf10c48e02ac3136d9bd20367d1
sha512
0e13ea7df79ba698cd315ee8b8e7fd566f6bd227b07e1d7f648c9393a076a971c4d8447fdbdd92c7b834e79178f32024770d0774ec3f80f156e0f0e27b403622
ripemd-160
4a0cf824e7b0d97897b8387a3e2ce9e0d7750ac5
Diameter
133419702
Circumference
419150355.64734
Area
1.3980728885916E+16
Volume
1.2435364544678E+24
Surface area
5.5922915543662E+16
Circumference
419150355.64734
Perimeter
266839404
Area
4450204220442201
Diagonal
94341976.028088
Surface area
26701225322653206
Volume
2.9687246046527E+23
Space diagonal
115544851.29735
Perimeter
200129553
Area
1.9269949534658E+15
Altitude
57772425.648675
Surface area
1.9269949534658E+15
Volume
3.4986754990421E+22
Height
31447325.342696