82100045 is an odd 8-digits composite number following 82100044
and preceding 82100046 . In scientific notation, it is written as 8.2100045 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 62223120 positive integers (up to 82100045) that are relatively prime to 82100045.
82100045 has 8 divisors, whose sum is 103705440
The reverse of 82100045 is 54000128
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
eighty-two million one hundred thousand forty-five
Scientific notation
8.2100045 × 10^7
Engineering notation
8.2100045 × 10^6
Prime Factorization
5 × 19 × 864211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82100045
Product of the distinct prime numbers
The prime factorization of 82100045 is 5 × 19 × 864211.
Since it has a total of 3 prime factors.
2 , 8 , 72 , 83 , 172 , 916 , 6982 , 7238 , 76628 , 55482 , 218991 , 900468 , 6238464 , 8250409 , 57588355 , 77706172 , 572355395 , 554420548 , 3591239788 , 8549404451
n×2
164200090
n×3
246300135
n×4
328400180
n×5
410500225
n÷2
41050022.5
n÷3
27366681.666667
n÷3
20525011.25
n÷5
16420009
n2
6740417389002025
n3
5.5338857095585E+23
n4
4.5433226577961E+31
n5
3.7300699465458E+39
2 √n
9060.9075152548
3 √n
434.62476118094
4 √n
95.188799316173
5 √n
38.270900314992
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
-82100044
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 82100045 can be divided by 8 positive divisors.
The sum of these divisors (counting 82100045) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111001001011111101001101
3
Ternary
12201111010002102
4
Quaternary
10321023331031
5
Quinary
132004200140
6
Senary
12051404445
8
Octal
471137515
10
Decimal
82100045
12
Duodecimal
235b3725
16
Hexadecimal
4e4bf4d
20
Vigesimal
15d2a25
36
Base36
1cvost
md5
d9b971aec97c983449ac1cef1d783bb4
sha1
ee260eb6af076e98ef2373c24c5255b1d85cfde1
sha256
417b8ecbf07bb2705cf0616cd78b1bdde4692be417d33ff5bc782dc582d5c5f7
sha512
f9dfbeb17a5b8c8866b65394b6ff51e56eb6a8efa0d6c4dcd4ebab04b7648e9afe4dc5acf9e4b53515691bde85268cf5f3b70ecfdabc4e23c6f623ab862d36e4
ripemd-160
abde7dc15d0d2f5c1102b39eeeb1b021d6692397
Diameter
164200090
Circumference
515849796.46278
Area
2.1175645751418E+16
Volume
2.3180286254606E+24
Surface area
8.4702583005671E+16
Circumference
515849796.46278
Perimeter
328400180
Area
6740417389002025
Diagonal
116106997.11044
Surface area
40442504334012150
Volume
5.5338857095585E+23
Space diagonal
142201449.24369
Perimeter
246300135
Area
2.9186863454931E+15
Altitude
71100724.621846
Surface area
2.9186863454931E+15
Volume
6.5217468525669E+22
Height
38702332.370147