82091261 is an odd 8-digits composite number following 82091260
and preceding 82091262 . In scientific notation, it is written as 8.2091261 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 70363932 positive integers (up to 82091261) that are relatively prime to 82091261.
82091261 has 4 divisors, whose sum is 93818592
The reverse of 82091261 is 16219028
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty-two million ninety-one thousand two hundred sixty-one
Scientific notation
8.2091261 × 10^7
Engineering notation
8.2091261 × 10^6
Prime Factorization
7 × 11727323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82091261
Product of the distinct prime numbers
The prime factorization of 82091261 is 7 × 11727323.
Since it has a total of 2 prime factors.
7 , 1 , 83 , 47 , 959 , 79 , 3095 , 83 , 30429 , 27530 , 273614 , 398555 , 7047538 , 5030030 , 38858967 , 25359978 , 887177661 , 641039953 , 71810042 , 8284049233
n×2
164182522
n×3
246273783
n×4
328365044
n×5
410456305
n÷2
41045630.5
n÷3
27363753.666667
n÷3
20522815.25
n÷5
16418252.2
n2
6738975132570121
n3
5.5321096648032E+23
n4
4.5413785837398E+31
n5
3.728074946176E+39
2 √n
9060.42278263
3 √n
434.60926025535
4 √n
95.186253117926
5 √n
38.270081348386
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
-82091260
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 82091261 can be divided by 4 positive divisors.
The sum of these divisors (counting 82091261) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111001001001110011111101
3
Ternary
12201110200001002
4
Quaternary
10321021303331
5
Quinary
132003410021
6
Senary
12051300045
8
Octal
471116375
10
Decimal
82091261
12
Duodecimal
235aa625
16
Hexadecimal
4e49cfd
20
Vigesimal
15d1831
36
Base36
1cvi0t
md5
fbba4e31695dddeba033576d81b2f490
sha1
09b6853515efb9977a3266e1e4d8f365d84098c0
sha256
76c6e0447dde0b2b2497dd6f05f0c8032bfc9262d2f36098f132f38b572c2497
sha512
75625949f1036cb69b8da38e28fd21d7f5c56812c5e68707a9bdd95429d2b514f1a15323b08c16ab2fd1f3ff2b2f93e4e9cb5e60667f634407167a6c67a0f478
ripemd-160
c0b77585c28f2edef579ac2334ccf99630b3e158
Diameter
164182522
Circumference
515794604.96304
Area
2.1171114769207E+16
Volume
2.3172846775732E+24
Surface area
8.4684459076826E+16
Circumference
515794604.96304
Perimeter
328365044
Area
6738975132570121
Diagonal
116094574.65851
Surface area
40433850795420726
Volume
5.5321096648032E+23
Space diagonal
142186234.9094
Perimeter
246273783
Area
2.9180618301387E+15
Altitude
71093117.454699
Surface area
2.9180618301387E+15
Volume
6.51965376375E+22
Height
38698191.552837