82456721 is an odd 8-digits composite number following 82456720
and preceding 82456722 . In scientific notation, it is written as 8.2456721 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 81910500 positive integers (up to 82456721) that are relatively prime to 82456721.
82456721 has 4 divisors, whose sum is 83002944
The reverse of 82456721 is 12765428
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-two million four hundred fifty-six thousand seven hundred twenty-one
Scientific notation
8.2456721 × 10^7
Engineering notation
8.2456721 × 10^6
Prime Factorization
151 × 546071
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82456721
Product of the distinct prime numbers
The prime factorization of 82456721 is 151 × 546071.
Since it has a total of 2 prime factors.
5 , 1 , 26 , 53 , 108 , 612 , 7647 , 731 , 59094 , 48648 , 119667 , 912161 , 439866 , 6376518 , 99585388 , 55077149 , 871168015 , 349496191 , 2679889954 , 8031002617
n×2
164913442
n×3
247370163
n×4
329826884
n×5
412283605
n÷2
41228360.5
n÷3
27485573.666667
n÷3
20614180.25
n÷5
16491344.2
n2
6799110838071841
n3
5.6063238542297E+23
n4
4.6227908188386E+31
n5
3.8118017279034E+39
2 √n
9080.5683192188
3 √n
435.25324752453
4 √n
95.292016030824
5 √n
38.304095552053
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
-82456720
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 82456721 can be divided by 4 positive divisors.
The sum of these divisors (counting 82456721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111010100011000010010001
3
Ternary
12202011020100122
4
Quaternary
10322203002101
5
Quinary
132102103341
6
Senary
12103200025
8
Octal
472430221
10
Decimal
82456721
12
Duodecimal
23746015
16
Hexadecimal
4ea3091
20
Vigesimal
15f71g1
36
Base36
1d3c0h
md5
469e986bbfb8b5a1d464a497e15c9111
sha1
a47f6f61be7e48cc20cbbce131dcf56ecb7787f6
sha256
e4822e1d8534e9ded691894426c9d62a55e9249262270460a4a89cf346d7401e
sha512
67a32e09f3c649c7f6f4a8bc59f443a88164a94dbe0c25b527da2c320c8f58b9b7896ce96d16b7c2859cc6651672ef69cfc7d17e0f801e01e5a99b181db5ae63
ripemd-160
b8230685e91f7e27f38a8b05680952e53d8317b7
Diameter
164913442
Circumference
518090857.86541
Area
2.1360036659829E+16
Volume
2.3483714445457E+24
Surface area
8.5440146639317E+16
Circumference
518090857.86541
Perimeter
329826884
Area
6799110838071841
Diagonal
116611413.14701
Surface area
40794665028431046
Volume
5.6063238542297E+23
Space diagonal
142819230.19753
Perimeter
247370163
Area
2.9441013544582E+15
Altitude
71409615.098766
Surface area
2.9441013544582E+15
Volume
6.6071160247562E+22
Height
38870471.049005