66565541 is an odd 8-digits composite number following 66565540
and preceding 66565542 . In scientific notation, it is written as 6.6565541 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 57056172 positive integers (up to 66565541) that are relatively prime to 66565541.
66565541 has 4 divisors, whose sum is 76074912
The reverse of 66565541 is 14556566
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 five hundred sixty-five thousand five hundred forty-one
Scientific notation
6.6565541 × 10^7
Engineering notation
6.6565541 × 10^6
Prime Factorization
7 × 9509363
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
66565541
Product of the distinct prime numbers
The prime factorization of 66565541 is 7 × 9509363.
Since it has a total of 2 prime factors.
9 , 2 , 34 , 64 , 670 , 112 , 8130 , 4590 , 70449 , 53290 , 341899 , 740021 , 2587691 , 476177 , 16088545 , 32307810 , 944502254 , 803015330 , 6219960696 , 5039800067
n×2
133131082
n×3
199696623
n×4
266262164
n×5
332827705
n÷2
33282770.5
n÷3
22188513.666667
n÷3
16641385.25
n÷5
13313108.2
n2
4430971248622681
n3
2.9494999832001E+23
n4
1.9633506206121E+31
n5
1.3069149623373E+39
2 √n
8158.7708020265
3 √n
405.27500704185
4 √n
90.325914343706
5 √n
36.698633492917
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
-66565540
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 66565541 can be divided by 4 positive divisors.
The sum of these divisors (counting 66565541) is 1, the average is 0.25.
Base
System
Value
2
Binary
11111101111011010110100101
3
Ternary
11122020212202102
4
Quaternary
3331323112211
5
Quinary
114020044131
6
Senary
10334421445
8
Octal
375732645
10
Decimal
66565541
12
Duodecimal
1a361885
16
Hexadecimal
3f7b5a5
20
Vigesimal
10g0dh1
36
Base36
13mqat
md5
1a235d43c112526c85ec2ae8615655f4
sha1
5990c1a4ec0566997cd40faffae93ec6779f603a
sha256
0fcb1271d1d30ad80f5a438cfb750ae4d3ac88944ea8ab5f0af5acc8b3f84fb6
sha512
cef14d0954b5a765933e2d387567c1fe29d6429f36c52851eae33b80df02c13fda127bb947892db598f42fe7e2a4aaba1f69137af059bbd91d999f6f0cdfdb5d
ripemd-160
23769ed41aae6672fd0f25f52925d4c3e48a3733
Diameter
133131082
Circumference
418243629.17566
Area
1.3920306722941E+16
Volume
1.2354836638646E+24
Surface area
5.5681226891762E+16
Circumference
418243629.17566
Perimeter
266262164
Area
4430971248622681
Diagonal
94137890.868902
Surface area
26585827491736086
Volume
2.9494999832001E+23
Space diagonal
115294899.04531
Perimeter
199696623
Area
1.9186668323728E+15
Altitude
57647449.522655
Surface area
1.9186668323728E+15
Volume
3.476019065384E+22
Height
31379296.956301