82091247 is an odd 8-digits composite number following 82091246
and preceding 82091248 . In scientific notation, it is written as 8.2091247 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 46909272 positive integers (up to 82091247) that are relatively prime to 82091247.
82091247 has 4 divisors, whose sum is 86000376
The reverse of 82091247 is 74219028
Previous prime number is 21
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighty-two million ninety-one thousand two hundred forty-seven
Scientific notation
8.2091247 × 10^7
Engineering notation
8.2091247 × 10^6
Prime Factorization
21 × 3909107
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82091247
Product of the distinct prime numbers
The prime factorization of 82091247 is 21 × 3909107.
Since it has a total of 2 prime factors.
5 , 3 , 35 , 73 , 942 , 684 , 2772 , 4536 , 74177 , 37923 , 695372 , 892413 , 7755857 , 4517524 , 12833268 , 53124090 , 356819486 , 547015961 , 7673307549 , 1715012142
n×2
164182494
n×3
246273741
n×4
328364988
n×5
410456235
n÷2
41045623.5
n÷3
27363749
n÷3
20522811.75
n÷5
16418249.4
n2
6738972834015009
n3
5.5321068344342E+23
n4
4.5413754857592E+31
n5
3.7280717672121E+39
2 √n
9060.422010039
3 √n
434.60923554899
4 √n
95.186249059615
5 √n
38.270080043055
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
-82091246
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 82091247 can be divided by 4 positive divisors.
The sum of these divisors (counting 82091247) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111001001001110011101111
3
Ternary
12201110200000120
4
Quaternary
10321021303233
5
Quinary
132003404442
6
Senary
12051300023
8
Octal
471116357
10
Decimal
82091247
12
Duodecimal
235aa613
16
Hexadecimal
4e49cef
20
Vigesimal
15d1827
36
Base36
1cvi0f
md5
f4b8dc85e9e45bcfbe80b52c708346e7
sha1
1e89f2c4dfabeb660fb899d0d8fb32606fca7d82
sha256
1a075c96b0eeebcddaac8da1e1cce09405381238a48a1d195ce8f2309b8cc968
sha512
0ffb4e06012c04e05806598760e2418011038c1debc75c58847fa6c7a0a8909ce711a83da02053e024394c01a06c111545ed31350ef47f0d216947c544ba9691
ripemd-160
7528d4c6a8afc6ae588627bc4782618c5eef405f
Diameter
164182494
Circumference
515794516.99845
Area
2.1171107548083E+16
Volume
2.317283491991E+24
Surface area
8.4684430192331E+16
Circumference
515794516.99845
Perimeter
328364988
Area
6738972834015009
Diagonal
116094554.85952
Surface area
40433837004090054
Volume
5.5321068344342E+23
Space diagonal
142186210.66069
Perimeter
246273741
Area
2.9180608348351E+15
Altitude
71093105.330343
Surface area
2.9180608348351E+15
Volume
6.5196504281281E+22
Height
38698184.953173