66802169 is an odd 8-digits composite number following 66802168
and preceding 66802170 . In scientific notation, it is written as 6.6802169 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 57258996 positive integers (up to 66802169) that are relatively prime to 66802169.
66802169 has 4 divisors, whose sum is 76345344
The reverse of 66802169 is 96120866
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-six million eight hundred two thousand one hundred sixty-nine
Scientific notation
6.6802169 × 10^7
Engineering notation
6.6802169 × 10^6
Prime Factorization
7 × 9543167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66802169
Product of the distinct prime numbers
The prime factorization of 66802169 is 7 × 9543167.
Since it has a total of 2 prime factors.
7 , 4 , 13 , 55 , 650 , 665 , 2768 , 6440 , 6370 , 62947 , 415679 , 685386 , 5039087 , 4832006 , 60896299 , 73909563 , 852363212 , 273228144 , 8315364698 , 7158001676
n×2
133604338
n×3
200406507
n×4
267208676
n×5
334010845
n÷2
33401084.5
n÷3
22267389.666667
n÷3
16700542.25
n÷5
13360433.8
n2
4462529783104561
n3
2.9810666873848E+23
n4
1.9914172065095E+31
n5
1.3303098877876E+39
2 √n
8173.2593865605
3 √n
405.75466464452
4 √n
90.406080473387
5 √n
36.724687822226
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
-66802168
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 66802169 can be divided by 4 positive divisors.
The sum of these divisors (counting 66802169) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111110110101000111111001
3
Ternary
11122200220100102
4
Quaternary
3332311013321
5
Quinary
114100132134
6
Senary
10343445145
8
Octal
376650771
10
Decimal
66802169
12
Duodecimal
1a4567b5
16
Hexadecimal
3fb51f9
20
Vigesimal
10ha589
36
Base36
13rsvt
md5
2c1d5585b228f79c2fa37933e0becd8d
sha1
3873ee90403490a07ce860567f0d7c358f60efaa
sha256
162f0f3f20a3ea9ce3e3abcfa6da4a19aa5ce9cceb42f5c698d01f869c5ed5ad
sha512
2673f7f2f2b8a6e6343ac68cab6b9192dde0592808d909302cb8b07da09f413a8b4b9c48fe23a0e7c3df6ee4feb9d7466b5ef3da85d7a0626618420b89a59bd7
ripemd-160
201a9a5adef8fcd0f0d10481ccee5cfdb579d01c
Diameter
133604338
Circumference
419730406.74853
Area
1.4019450783027E+16
Volume
1.2487062939933E+24
Surface area
5.6077803132108E+16
Circumference
419730406.74853
Perimeter
267208676
Area
4462529783104561
Diagonal
94472533.39574
Surface area
26775178698627366
Volume
2.9810666873848E+23
Space diagonal
115704750.7638
Perimeter
200406507
Area
1.9323320786566E+15
Altitude
57852375.381901
Surface area
1.9323320786566E+15
Volume
3.5132207830319E+22
Height
31490844.465247