81796009 is an odd 8-digits composite number following 81796008
and preceding 81796010 . In scientific notation, it is written as 8.1796009 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 81504640 positive integers (up to 81796009) that are relatively prime to 81796009.
81796009 has 4 divisors, whose sum is 82087380
The reverse of 81796009 is 90069718
Previous prime number is 281
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty-one million seven hundred ninety-six thousand nine
Scientific notation
8.1796009 × 10^7
Engineering notation
8.1796009 × 10^6
Prime Factorization
281 × 291089
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81796009
Product of the distinct prime numbers
The prime factorization of 81796009 is 281 × 291089.
Since it has a total of 2 prime factors.
10 , 2 , 49 , 46 , 595 , 226 , 2364 , 1450 , 98999 , 95163 , 395592 , 509902 , 9792948 , 7809390 , 45348839 , 59195070 , 160337176 , 743648939 , 3484954838 , 4408064444
n×2
163592018
n×3
245388027
n×4
327184036
n×5
408980045
n÷2
40898004.5
n÷3
27265336.333333
n÷3
20449002.25
n÷5
16359201.8
n2
6690587088328081
n3
5.4726332169217E+23
n4
4.4763955586502E+31
n5
3.6615129140292E+39
2 √n
9044.1146056427
3 √n
434.08759124581
4 √n
95.100549975501
5 √n
38.242512983907
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
-81796008
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 81796009 can be divided by 4 positive divisors.
The sum of these divisors (counting 81796009) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111000000001101110101001
3
Ternary
12200220200000211
4
Quaternary
10320001232221
5
Quinary
131414433014
6
Senary
12041101121
8
Octal
470015651
10
Decimal
81796009
12
Duodecimal
234877a1
16
Hexadecimal
4e01ba9
20
Vigesimal
15b4a09
36
Base36
1cp67d
md5
db42fde70c5fa69dc21237cf6fb7f8e4
sha1
c13e5a220140d86529fb0af93074bf36b3e3069f
sha256
7308cd844756836e6cf8374c74d2dd6ee1904b63d1c8ff6901bf287c6fa5aeea
sha512
e3c65ff5c9b749d11d87fce12c455102e33a56daa0b9c820044653a6f3964d7f6296114339aa4cf734add377fe160be8a6343ac60313501afe102cc4fe9a9885
ripemd-160
17e2273c0c9a3c20319c7cd3bbd1bb0973e68815
Diameter
163592018
Circumference
513939481.93473
Area
2.1019099244894E+16
Volume
2.292371241343E+24
Surface area
8.4076396979577E+16
Circumference
513939481.93473
Perimeter
327184036
Area
6690587088328081
Diagonal
115677025.27579
Surface area
40143522529968486
Volume
5.4726332169217E+23
Space diagonal
141674843.44436
Perimeter
245388027
Area
2.8971091923621E+15
Altitude
70837421.722181
Surface area
2.8971091923621E+15
Volume
6.4495600977201E+22
Height
38559008.425264