82147745 is an odd 8-digits composite number following 82147744
and preceding 82147746 . In scientific notation, it is written as 8.2147745 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 65635056 positive integers (up to 82147745) that are relatively prime to 82147745.
82147745 has 8 divisors, whose sum is 98702016
The reverse of 82147745 is 54774128
Previous prime number is 19963
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-two million one hundred forty-seven thousand seven hundred forty-five
Scientific notation
8.2147745 × 10^7
Engineering notation
8.2147745 × 10^6
Prime Factorization
5 × 19963 × 823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82147745
Product of the distinct prime numbers
The prime factorization of 82147745 is 5 × 19963 × 823.
Since it has a total of 3 prime factors.
1 , 3 , 63 , 98 , 223 , 640 , 9767 , 9501 , 55184 , 62032 , 769828 , 497971 , 936030 , 6311593 , 44531805 , 29373291 , 539563611 , 602852540 , 473917597 , 4733767627
n×2
164295490
n×3
246443235
n×4
328590980
n×5
410738725
n÷2
41073872.5
n÷3
27382581.666667
n÷3
20536936.25
n÷5
16429549
n2
6748252008585025
n3
5.5435368519698E+23
n4
4.5538905171372E+31
n5
3.740918369597E+39
2 √n
9063.5393197139
3 √n
434.70891699107
4 √n
95.202622441369
5 √n
38.275346348713
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
-82147744
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 82147745 can be divided by 8 positive divisors.
The sum of these divisors (counting 82147745) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111001010111100110100001
3
Ternary
12201120112112002
4
Quaternary
10321113212201
5
Quinary
132012211440
6
Senary
12052413345
8
Octal
471274641
10
Decimal
82147745
12
Duodecimal
23617255
16
Hexadecimal
4e579a1
20
Vigesimal
15d8975
36
Base36
1cwplt
md5
01687815bd23a494a6eeb107918bc43e
sha1
74e4afc4fafb945f1fd2da927ea7112fabff731c
sha256
8ca9ce494f2838523e06a23da06b72417e2c012645ed728bd40264cc63b10c67
sha512
892b50b536c7f94132c48e107344801bc3436c7ed378c5fd87c71036b7929b4c2e5312e1c17632f9c9fcc7e9cd6fe88079ae630b52d1d5eddc34a99610f0a351
ripemd-160
9160d2b269dcc1ede5344a2b3bfad27e8325514c
Diameter
164295490
Circumference
516149504.40194
Area
2.1200258934743E+16
Volume
2.3220712865403E+24
Surface area
8.4801035738973E+16
Circumference
516149504.40194
Perimeter
328590980
Area
6748252008585025
Diagonal
116174455.09737
Surface area
40489512051510150
Volume
5.5435368519698E+23
Space diagonal
142284068.06721
Perimeter
246443235
Area
2.922078835287E+15
Altitude
71142034.033606
Surface area
2.922078835287E+15
Volume
6.5331208329756E+22
Height
38724818.365789