82165621 is an odd 8-digits composite number following 82165620
and preceding 82165622 . In scientific notation, it is written as 8.2165621 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 80581200 positive integers (up to 82165621) that are relatively prime to 82165621.
82165621 has 8 divisors, whose sum is 83765664
The reverse of 82165621 is 12656128
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-two million one hundred sixty-five thousand six hundred twenty-one
Scientific notation
8.2165621 × 10^7
Engineering notation
8.2165621 × 10^6
Prime Factorization
101 × 107 × 7603
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82165621
Product of the distinct prime numbers
The prime factorization of 82165621 is 101 × 107 × 7603.
Since it has a total of 3 prime factors.
9 , 7 , 96 , 25 , 336 , 477 , 4424 , 6949 , 28020 , 45849 , 924759 , 595669 , 4005369 , 7337976 , 92325505 , 83432803 , 158485229 , 828449317 , 8624280873 , 4010672958
n×2
164331242
n×3
246496863
n×4
328662484
n×5
410828105
n÷2
41082810.5
n÷3
27388540.333333
n÷3
20541405.25
n÷5
16433124.2
n2
6751189274315641
n3
5.5471565921268E+23
n4
4.5578556617635E+31
n5
3.7449904087716E+39
2 √n
9064.5254150452
3 √n
434.74044673868
4 √n
95.207801229968
5 √n
38.277012007443
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
-82165620
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 82165621 can be divided by 8 positive divisors.
The sum of these divisors (counting 82165621) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111001011011111101110101
3
Ternary
12201121110001011
4
Quaternary
10321123331311
5
Quinary
132013244441
6
Senary
12053032221
8
Octal
471337565
10
Decimal
82165621
12
Duodecimal
23625671
16
Hexadecimal
4e5bf75
20
Vigesimal
15dae11
36
Base36
1cx3ed
md5
67db36976fdab4075cb4512552002f89
sha1
d08bd09316ae717de83ca96cc69980a4dc99702e
sha256
d96dcf61054331d2c0b915879a84646e6ddb381557ae340c6397b6a0f72da897
sha512
a28727046f96d7570e12ef9e94d09dae4e72fac85484d60d9dff889421a5608042b1f5ec37bf315d9f1b23ac999183273f6edabab2577a69e6689bd8ec94eb18
ripemd-160
f45903c7d8b4ca3a80b2c2ba62b6516ff2b63c42
Diameter
164331242
Circumference
516261822.62249
Area
2.1209486627184E+16
Volume
2.3235875197517E+24
Surface area
8.4837946508737E+16
Circumference
516261822.62249
Perimeter
328662484
Area
6751189274315641
Diagonal
116199735.57901
Surface area
40507135645893846
Volume
5.5471565921268E+23
Space diagonal
142315030.20745
Perimeter
246496863
Area
2.9233507086572E+15
Altitude
71157515.103724
Surface area
2.9233507086572E+15
Volume
6.5373867376609E+22
Height
38733245.193003