82087645 is an odd 8-digits composite number following 82087644
and preceding 82087646 . In scientific notation, it is written as 8.2087645 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 58641408 positive integers (up to 82087645) that are relatively prime to 82087645.
82087645 has 16 divisors, whose sum is 104537088
The reverse of 82087645 is 54678028
Previous prime number is 1591
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-two million eighty-seven thousand six hundred forty-five
Scientific notation
8.2087645 × 10^7
Engineering notation
8.2087645 × 10^6
Prime Factorization
5 × 17 × 1591 × 607
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
82087645
Product of the distinct prime numbers
The prime factorization of 82087645 is 5 × 17 × 1591 × 607.
Since it has a total of 4 prime factors.
5 , 10 , 3 , 66 , 647 , 629 , 6984 , 6891 , 6602 , 33234 , 904661 , 966557 , 8043182 , 2508709 , 72498476 , 85757656 , 996936661 , 393120892 , 8370838119 , 3356875795
n×2
164175290
n×3
246262935
n×4
328350580
n×5
410438225
n÷2
41043822.5
n÷3
27362548.333333
n÷3
20521911.25
n÷5
16417529
n2
6738381461646025
n3
5.5313786529818E+23
n4
4.5405784722655E+31
n5
3.7272539372597E+39
2 √n
9060.2232312455
3 √n
434.60287886087
4 √n
95.185204896798
5 √n
38.269744194221
1 , 5 , 17 , 85 , 607 , 1591 , 3035 , 7955 , 10319 , 27047 , 51595 , 135235 , 965737 , 4828685 , 16417529 , 82087645
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82087644
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82087645 can be divided by 16 positive divisors.
The sum of these divisors (counting 82087645) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111001001000111011011101
3
Ternary
12201110111002011
4
Quaternary
10321020323131
5
Quinary
132003301040
6
Senary
12051231221
8
Octal
471107335
10
Decimal
82087645
12
Duodecimal
235a8511
16
Hexadecimal
4e48edd
20
Vigesimal
15d0j25
36
Base36
1cvf8d
md5
8401a2b054edb52badcee3ba8a31d1ac
sha1
83732881041f72c5e5d84262e891106ba9cdd76f
sha256
0a5c9de4802872f668ed22e68e4538cd4136691fd211db781b6346a121bf76f9
sha512
65c232dac7d33f7ce3066f61bc424a803edcbf5d21adba3fa9c93556c179ac35e96e6e1e5b9962c781d8c8b038971b5b35750e374ad0d2d24e803029ca8c50c0
ripemd-160
8b7642fdb5a8f375745b0e5ee101f3f1107a047f
Diameter
164175290
Circumference
515771884.96497
Area
2.1169249696993E+16
Volume
2.3169784720575E+24
Surface area
8.4676998787971E+16
Circumference
515771884.96497
Perimeter
328350580
Area
6738381461646025
Diagonal
116089460.86227
Surface area
40430288769876150
Volume
5.5313786529818E+23
Space diagonal
142179971.81368
Perimeter
246262935
Area
2.9178047630878E+15
Altitude
71089985.906839
Surface area
2.9178047630878E+15
Volume
6.5187922580566E+22
Height
38696486.954089