81093882 is an even 8-digits composite number following 81093881
and preceding 81093883 . In scientific notation, it is written as 8.1093882 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 27013152 positive integers (up to 81093882) that are relatively prime to 81093882.
81093882 has 16 divisors, whose sum is 162296640
The reverse of 81093882 is 28839018
Previous prime number is 1879
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-one million ninety-three thousand eight hundred eighty-two
Scientific notation
8.1093882 × 10^7
Engineering notation
8.1093882 × 10^6
Prime Factorization
2 × 3 × 1879 × 7193
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81093882
Product of the distinct prime numbers
The prime factorization of 81093882 is 2 × 3 × 1879 × 7193.
Since it has a total of 4 prime factors.
6 , 3 , 86 , 40 , 340 , 320 , 8944 , 2015 , 67131 , 68074 , 246241 , 89391 , 6000183 , 7052725 , 73800668 , 10650841 , 769657341 , 176067585 , 9353655614 , 2499264945
n×2
162187764
n×3
243281646
n×4
324375528
n×5
405469410
n÷2
40546941
n÷3
27031294
n÷3
20273470.5
n÷5
16218776.4
n2
6576217697829924
n3
5.3329102199413E+23
n4
4.3246639209252E+31
n5
3.5070378569316E+39
2 √n
9005.2141562541
3 √n
432.8419686183
4 √n
94.895806842316
5 √n
38.176632573401
1 , 2 , 3 , 6 , 1879 , 3758 , 5637 , 7193 , 11274 , 14386 , 21579 , 43158 , 13515647 , 27031294 , 40546941 , 81093882
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
-81093881
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 81093882 can be divided by 16 positive divisors.
The sum of these divisors (counting 81093882) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110101010110010011111010
3
Ternary
12122120222220010
4
Quaternary
10311112103322
5
Quinary
131230001012
6
Senary
12014042350
8
Octal
465262372
10
Decimal
81093882
12
Duodecimal
231a93b6
16
Hexadecimal
4d564fa
20
Vigesimal
156gee2
36
Base36
1ca4fu
md5
b3a7051586f43182fcc591de3a08572b
sha1
77117ef9262d047b09d46864cfe6ec6e8384dcec
sha256
b6cb1086a3f3d81601ccdadabe8e69ceeebf470a2b53bd359290369cd062b479
sha512
bd12ef2ae5d4a10d7e9e64811e7937321b812fa7ea429358f99328511ba3b805be675fd3b7ac663992bfbfe73672278f630a721cf110bd92ca6feab2be441ae0
ripemd-160
203e6b8feea4ac475c5b932ff87842259da1ca0e
Diameter
162187764
Circumference
509527887.88456
Area
2.065979720791E+16
Volume
2.2338442092295E+24
Surface area
8.2639188831639E+16
Circumference
509527887.88456
Perimeter
324375528
Area
6576217697829924
Diagonal
114684067.74988
Surface area
39457306186979544
Volume
5.3329102199413E+23
Space diagonal
140458723.807
Perimeter
243281646
Area
2.8475857935688E+15
Altitude
70229361.903498
Surface area
2.8475857935688E+15
Volume
6.2848949666326E+22
Height
38228022.583294