81076937 is an odd 8-digits composite number following 81076936
and preceding 81076938 . In scientific notation, it is written as 8.1076937 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 80987796 positive integers (up to 81076937) that are relatively prime to 81076937.
81076937 has 4 divisors, whose sum is 81166080
The reverse of 81076937 is 73967018
Previous prime number is 919
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-one million seventy-six thousand nine hundred thirty-seven
Scientific notation
8.1076937 × 10^7
Engineering notation
8.1076937 × 10^6
Prime Factorization
919 × 88223
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81076937
Product of the distinct prime numbers
The prime factorization of 81076937 is 919 × 88223.
Since it has a total of 2 prime factors.
6 , 3 , 13 , 22 , 349 , 897 , 6816 , 7967 , 26712 , 49162 , 313165 , 613407 , 8949340 , 5863533 , 8492877 , 79222991 , 215800968 , 648843989 , 6881014711 , 4280485103
n×2
162153874
n×3
243230811
n×4
324307748
n×5
405384685
n÷2
40538468.5
n÷3
27025645.666667
n÷3
20269234.25
n÷5
16215387.4
n2
6573469713301969
n3
5.3295678981679E+23
n4
4.3210504071698E+31
n5
3.5033753163593E+39
2 √n
9004.27326329
3 √n
432.81181830404
4 √n
94.89084920734
5 √n
38.175036997757
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
-81076936
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 81076937 can be divided by 4 positive divisors.
The sum of these divisors (counting 81076937) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110101010010001011001001
3
Ternary
12122120010122112
4
Quaternary
10311102023021
5
Quinary
131223430222
6
Senary
12013432105
8
Octal
465221311
10
Decimal
81076937
12
Duodecimal
2319b635
16
Hexadecimal
4d522c9
20
Vigesimal
156ec6h
36
Base36
1c9rd5
md5
3ba4dbb219ad1983fef21d4a3405e377
sha1
0c9d80220497eec76ab64f88d3abf070be3da27c
sha256
8af7afe69c5640301ba8495fada906a8151e9c4f3f604ce9099bcf73272d08b1
sha512
e0fc7bf47580684983570c050a344da8251cb64ce168fd3183c4484fd82fae3668ccd8875948a434d8902f47834ab35bab1ed8e38c961e6c2a9ce08ebf8667b7
ripemd-160
493a7f1613bb7e3dbba269dfe280a0a79024eeec
Diameter
162153874
Circumference
509421419.30952
Area
2.0651164159904E+16
Volume
2.232444180759E+24
Surface area
8.2604656639618E+16
Circumference
509421419.30952
Perimeter
324307748
Area
6573469713301969
Diagonal
114660103.90107
Surface area
39440818279811814
Volume
5.3295678981679E+23
Space diagonal
140429374.20606
Perimeter
243230811
Area
2.8463958813636E+15
Altitude
70214687.10303
Surface area
2.8463958813636E+15
Volume
6.2809560026478E+22
Height
38220034.63369