82154493 is an odd 8-digits composite number following 82154492
and preceding 82154494 . In scientific notation, it is written as 8.2154493 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 54252072 positive integers (up to 82154493) that are relatively prime to 82154493.
82154493 has 12 divisors, whose sum is 93169440
The reverse of 82154493 is 39445128
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-two million one hundred fifty-four thousand four hundred ninety-three
Scientific notation
8.2154493 × 10^7
Engineering notation
8.2154493 × 10^6
Prime Factorization
9 × 9 × 107 × 9479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9128277
Product of the distinct prime numbers
The prime factorization of 82154493 is 9 × 9 × 107 × 9479.
Since it has a total of 4 prime factors.
3 , 4 , 100 , 38 , 771 , 126 , 8740 , 8957 , 38522 , 11327 , 944146 , 247885 , 6397168 , 9609406 , 10727677 , 77949712 , 953406379 , 560529298 , 307459757 , 2566265526
n×2
164308986
n×3
246463479
n×4
328617972
n×5
410772465
n÷2
41077246.5
n÷3
27384831
n÷3
20538623.25
n÷5
16430898.6
n2
6749360720087049
n3
5.5449030803287E+23
n4
4.5553870129854E+31
n5
3.742455104706E+39
2 √n
9063.9115728255
3 √n
434.72081967305
4 √n
95.20457747832
5 √n
38.275975151247
1 , 9 , 81 , 107 , 963 , 8667 , 9479 , 85311 , 767799 , 1014253 , 9128277 , 82154493
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82154492
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82154493 can be divided by 12 positive divisors.
The sum of these divisors (counting 82154493) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100111001011001001111111101
3
Ternary
12201120212210000
4
Quaternary
10321121033331
5
Quinary
132012420433
6
Senary
12052504513
8
Octal
471311775
10
Decimal
82154493
12
Duodecimal
2361b139
16
Hexadecimal
4e593fd
20
Vigesimal
15d964d
36
Base36
1cwut9
md5
0051e9d1a0b3860a311f8ce68a52cfa9
sha1
16a93cba6408d83a069ccc9c0c586fdc333441f8
sha256
afc7b78d0bb7c889526cb9a8bdab7ca68736b4e0214b4bd88a61288b8cec2b6b
sha512
4ddf616ecf481c316f27a4b6197a73eb8336fa6c131362da797b2eb2e3cd7774a096e8d8f6af9b73beb3de348ed167fc14dba2b6ffb3aebceb62c418c4e897a9
ripemd-160
cc75386fe42566cac4e0c62bb29ba461d3caac77
Diameter
164308986
Circumference
516191903.33639
Area
2.1203742054653E+16
Volume
2.3226435709371E+24
Surface area
8.4814968218612E+16
Circumference
516191903.33639
Perimeter
328617972
Area
6749360720087049
Diagonal
116183998.21049
Surface area
40496164320522294
Volume
5.5449030803287E+23
Space diagonal
142295755.94606
Perimeter
246463479
Area
2.9225589214501E+15
Altitude
71147877.973031
Surface area
2.9225589214501E+15
Volume
6.5347309485376E+22
Height
38727999.403495