82148921 is an odd 8-digits composite number following 82148920
and preceding 82148922 . In scientific notation, it is written as 8.2148921 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 81521700 positive integers (up to 82148921) that are relatively prime to 82148921.
82148921 has 4 divisors, whose sum is 82776144
The reverse of 82148921 is 12984128
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-two million one hundred forty-eight thousand nine hundred twenty-one
Scientific notation
8.2148921 × 10^7
Engineering notation
8.2148921 × 10^6
Prime Factorization
131 × 627091
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82148921
Product of the distinct prime numbers
The prime factorization of 82148921 is 131 × 627091.
Since it has a total of 2 prime factors.
4 , 6 , 15 , 53 , 27 , 117 , 1044 , 4926 , 44778 , 37765 , 247652 , 129908 , 903592 , 7010710 , 98335528 , 85506085 , 902328742 , 359518521 , 3700645418 , 8890165320
n×2
164297842
n×3
246446763
n×4
328595684
n×5
410744605
n÷2
41074460.5
n÷3
27382973.666667
n÷3
20537230.25
n÷5
16429784.2
n2
6748445221464241
n3
5.5437749337089E+23
n4
4.5541512907104E+31
n5
3.7411861460261E+39
2 √n
9063.6041948002
3 √n
434.71099136429
4 √n
95.202963161869
5 √n
38.27545593553
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
-82148920
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 82148921 can be divided by 4 positive divisors.
The sum of these divisors (counting 82148921) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111001010111111000111001
3
Ternary
12201120121010122
4
Quaternary
10321113320321
5
Quinary
132012231141
6
Senary
12052423025
8
Octal
471277071
10
Decimal
82148921
12
Duodecimal
23617a75
16
Hexadecimal
4e57e39
20
Vigesimal
15d8c61
36
Base36
1cwqih
md5
6eef87e1e44ceec605f07acc31ce3aec
sha1
5af12d2274d68d2c1b773a87623eb2087f53c2b0
sha256
3026bf5fb2012b17bc3417934f3893f234eed7efed985014faf0980a56bd88a4
sha512
dd5d05987614b3778ae08dd64a06f7a1f1219a2ed1675cf61299ea558662b9316c5d36e4ca353f7b2992f43151e078579cff06edd0c765004e9543e620f3c9af
ripemd-160
717902453cafac90f378002b17083113f2083ed6
Diameter
164297842
Circumference
516156893.42786
Area
2.1200865930905E+16
Volume
2.322171013986E+24
Surface area
8.4803463723621E+16
Circumference
516156893.42786
Perimeter
328595684
Area
6748445221464241
Diagonal
116176118.21252
Surface area
40490671328785446
Volume
5.5437749337089E+23
Space diagonal
142286104.95896
Perimeter
246446763
Area
2.9221624989179E+15
Altitude
71143052.479481
Surface area
2.9221624989179E+15
Volume
6.533401414996E+22
Height
38725372.737505