81582006 is an even 8-digits composite number following 81582005
and preceding 81582007 . In scientific notation, it is written as 8.1582006 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors.
There are 24524640 positive integers (up to 81582006) that are relatively prime to 81582006.
81582006 has 32 divisors, whose sum is 179417088
The reverse of 81582006 is 60028518
Previous prime number is 127
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighty-one million five hundred eighty-two thousand six
Scientific notation
8.1582006 × 10^7
Engineering notation
8.1582006 × 10^6
Prime Factorization
2 × 3 × 11 × 127 × 9733
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
81582006
Product of the distinct prime numbers
The prime factorization of 81582006 is 2 × 3 × 11 × 127 × 9733.
Since it has a total of 5 prime factors.
10 , 6 , 34 , 81 , 509 , 288 , 949 , 566 , 33065 , 40598 , 130704 , 937573 , 48348 , 6624638 , 71710515 , 32817110 , 34469206 , 192358038 , 8504504658 , 8256416471
n×2
163164012
n×3
244746018
n×4
326328024
n×5
407910030
n÷2
40791003
n÷3
27194002
n÷3
20395501.5
n÷5
16316401.2
n2
6655623702984036
n3
5.4297913287059E+23
n4
4.4297326875723E+31
n5
3.6138647869592E+39
2 √n
9032.275792955
3 √n
433.70869264767
4 √n
95.038285932328
5 √n
38.222481222424
1 , 2 , 3 , 6 , 11 , 22 , 33 , 66 , 127 , 254 , 381 , 762 , 1397 , 2794 , 4191 , 8382 , 9733 , 19466 , 29199 , 58398 , 107063 , 214126 , 321189 , 642378 , 1236091 , 2472182 , 3708273 , 7416546 , 13597001 , 27194002 , 40791003 , 81582006
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81582005
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81582006 can be divided by 32 positive divisors.
The sum of these divisors (counting 81582006) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100110111001101011110110110
3
Ternary
12200111210110210
4
Quaternary
10313031132312
5
Quinary
131341111011
6
Senary
12032330250
8
Octal
467153666
10
Decimal
81582006
12
Duodecimal
233a3986
16
Hexadecimal
4dcd7b6
20
Vigesimal
159hf06
36
Base36
1ckl2u
md5
41268148efa64f9bd36fb9cd43048a77
sha1
d33e24b26bdf2826afda59da521f7f1ff0f65f37
sha256
e3dc594abe841586069163df33c92f966af4bc52ca1cc66a87afee7cde060b35
sha512
ad83847998c631be305dea998caadc70b1883f8b5f5c2906dc6dd791577bfbb4fd296b9853df29a7c6a8a1a955db8bc848cfac10b5954cd5eae687fee5476f0e
ripemd-160
62817166e318000e5e63cd364c0e709a9a4c08a0
Diameter
163164012
Circumference
512594861.42944
Area
2.0909258530353E+16
Volume
2.2744256731717E+24
Surface area
8.3637034121411E+16
Circumference
512594861.42944
Perimeter
326328024
Area
6655623702984036
Diagonal
115374379.3308
Surface area
39933742217904216
Volume
5.4297913287059E+23
Space diagonal
141304179.37539
Perimeter
244746018
Area
2.881969602407E+15
Altitude
70652089.687694
Surface area
2.881969602407E+15
Volume
6.3990704482597E+22
Height
38458126.443601