82720906 is an even 8-digits composite number following 82720905
and preceding 82720907 . In scientific notation, it is written as 8.2720906 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 40398540 positive integers (up to 82720906) that are relatively prime to 82720906.
82720906 has 8 divisors, whose sum is 126967104
The reverse of 82720906 is 60902728
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-two million seven hundred twenty thousand nine hundred six
Scientific notation
8.2720906 × 10^7
Engineering notation
8.2720906 × 10^6
Prime Factorization
2 × 43 × 961871
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
82720906
Product of the distinct prime numbers
The prime factorization of 82720906 is 2 × 43 × 961871.
Since it has a total of 3 prime factors.
3 , 3 , 87 , 48 , 125 , 956 , 6455 , 1619 , 60674 , 68806 , 529528 , 245894 , 858481 , 3649068 , 3190446 , 32609430 , 209495928 , 63274654 , 8853302771 , 8570149461
n×2
165441812
n×3
248162718
n×4
330883624
n×5
413604530
n÷2
41360453
n÷3
27573635.333333
n÷3
20680226.5
n÷5
16544181.2
n2
6842748289460836
n3
5.6603833803415E+23
n4
4.6823204152919E+31
n5
3.8732578693524E+39
2 √n
9095.1034078783
3 √n
435.71759129318
4 √n
95.368251571885
5 √n
38.328608832632
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
-82720905
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 82720906 can be divided by 8 positive divisors.
The sum of these divisors (counting 82720906) is 1, the average is 0.125.
Base
System
Value
2
Binary
100111011100011100010001010
3
Ternary
12202122122202021
4
Quaternary
10323203202022
5
Quinary
132134032111
6
Senary
12112555054
8
Octal
473434212
10
Decimal
82720906
12
Duodecimal
23852a8a
16
Hexadecimal
4ee388a
20
Vigesimal
15h0256
36
Base36
1d8zuy
md5
ac1391da07f2229d10aff98f1d7c8d89
sha1
baee5399a796f9003cf6d7e004b91516efa36192
sha256
78f67ee03ea1746ceb79950eb84c84fce1226119353de9c83219f926fe24ce76
sha512
43303ec1afd94bf332b1f184303917e3137bcac8c492a0fa44301ac3ddbf70402eac73242efa0822ced179fe6791f280a2e014d368fd54e29e1c73979fb15c19
ripemd-160
951f307bc025d31119d6920046d238cad53d1a85
Diameter
165441812
Circumference
519750781.17578
Area
2.1497127756534E+16
Volume
2.371015845891E+24
Surface area
8.5988511026137E+16
Circumference
519750781.17578
Perimeter
330883624
Area
6842748289460836
Diagonal
116985027.15699
Surface area
41056489736765016
Volume
5.6603833803415E+23
Space diagonal
143276812.04013
Perimeter
248162718
Area
2.9629969251878E+15
Altitude
71638406.020065
Surface area
2.9629969251878E+15
Volume
6.6708257872585E+22
Height
38995009.05233