81708094 is an even 8-digits composite number following 81708093
and preceding 81708095 . In scientific notation, it is written as 8.1708094 × 10^7.
The sum of its digits is 37. It has a total of 5 prime factors and 32 positive divisors.
There are 35500032 positive integers (up to 81708094) that are relatively prime to 81708094.
81708094 has 32 divisors, whose sum is 139819680
The reverse of 81708094 is 49080718
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-one million seven hundred eight thousand ninety-four
Scientific notation
8.1708094 × 10^7
Engineering notation
8.1708094 × 10^6
Prime Factorization
2 × 13 × 193 × 19 × 857
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
81708094
Product of the distinct prime numbers
The prime factorization of 81708094 is 2 × 13 × 193 × 19 × 857.
Since it has a total of 5 prime factors.
1 , 9 , 100 , 100 , 985 , 921 , 1863 , 7951 , 7065 , 25743 , 523508 , 209489 , 8565897 , 8946833 , 20959290 , 18057953 , 255158985 , 156062696 , 8759854201 , 7920778302
n×2
163416188
n×3
245124282
n×4
326832376
n×5
408540470
n÷2
40854047
n÷3
27236031.333333
n÷3
20427023.5
n÷5
16341618.8
n2
6676212625112836
n3
5.4550060873671E+23
n4
4.4571815015716E+31
n5
3.6418780510547E+39
2 √n
9039.2529558587
3 √n
433.93201523102
4 √n
95.074985962969
5 √n
38.234288776042
1 , 2 , 13 , 19 , 26 , 38 , 193 , 247 , 386 , 494 , 857 , 1714 , 2509 , 3667 , 5018 , 7334 , 11141 , 16283 , 22282 , 32566 , 47671 , 95342 , 165401 , 211679 , 330802 , 423358 , 2150213 , 3142619 , 4300426 , 6285238 , 40854047 , 81708094
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
-81708093
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 81708094 can be divided by 32 positive divisors.
The sum of these divisors (counting 81708094) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100110111101100010000111110
3
Ternary
12200202012102201
4
Quaternary
10313230100332
5
Quinary
131404124334
6
Senary
12035142114
8
Octal
467542076
10
Decimal
81708094
12
Duodecimal
2344493a
16
Hexadecimal
4dec43e
20
Vigesimal
15ada4e
36
Base36
1cnada
md5
18b1a7a481227de5f43bd90b746bca6a
sha1
ba7c280bd8b2508ef247e3178cc2eb31fa9281b8
sha256
1c43a57c342776d730d7e7500f425003ee6522a2cca6808685af15c1997bc480
sha512
4573c5f80a8cb3d08cb2ce8471587d86c3d086bbad6a6ee3c5c1868dbaa0d5187574d588e9361b850c509ad6a1f5622a208db602b54664fb074e6049169526f7
ripemd-160
f8b4ae0599beff7b7c6982b7ff66e1388ebf055e
Diameter
163416188
Circumference
513387095.69845
Area
2.0973940536858E+16
Volume
2.2849876065813E+24
Surface area
8.3895762147432E+16
Circumference
513387095.69845
Perimeter
326832376
Area
6676212625112836
Diagonal
115552694.69046
Surface area
40057275750677016
Volume
5.4550060873671E+23
Space diagonal
141522570.19761
Perimeter
245124282
Area
2.8908848672071E+15
Altitude
70761285.098807
Surface area
2.8908848672071E+15
Volume
6.4287863263186E+22
Height
38517564.896819