81696314 is an even 8-digits composite number following 81696313
and preceding 81696315 . In scientific notation, it is written as 8.1696314 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 33169824 positive integers (up to 81696314) that are relatively prime to 81696314.
81696314 has 16 divisors, whose sum is 147422400
The reverse of 81696314 is 41369618
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-one million six hundred ninety-six thousand three hundred fourteen
Scientific notation
8.1696314 × 10^7
Engineering notation
8.1696314 × 10^6
Prime Factorization
2 × 7 × 19 × 307129
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81696314
Product of the distinct prime numbers
The prime factorization of 81696314 is 2 × 7 × 19 × 307129.
Since it has a total of 4 prime factors.
9 , 9 , 41 , 26 , 298 , 198 , 4042 , 3521 , 37868 , 46520 , 133132 , 461340 , 3902858 , 3277387 , 85196182 , 48444476 , 907536074 , 842075966 , 347608201 , 6904471590
n×2
163392628
n×3
245088942
n×4
326785256
n×5
408481570
n÷2
40848157
n÷3
27232104.666667
n÷3
20424078.5
n÷5
16339262.8
n2
6674287721186596
n3
5.452647053964E+23
n4
4.4546116585182E+31
n5
3.6392535280236E+39
2 √n
9038.6013298519
3 √n
433.91116064749
4 √n
95.07155899559
5 √n
38.233186251492
1 , 2 , 7 , 14 , 19 , 38 , 133 , 266 , 307129 , 614258 , 2149903 , 4299806 , 5835451 , 11670902 , 40848157 , 81696314
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
-81696313
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 81696314 can be divided by 16 positive divisors.
The sum of these divisors (counting 81696314) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110111101001011000111010
3
Ternary
12200201121021102
4
Quaternary
10313221120322
5
Quinary
131403240224
6
Senary
12035011402
8
Octal
467513072
10
Decimal
81696314
12
Duodecimal
23439b62
16
Hexadecimal
4de963a
20
Vigesimal
15ac0fe
36
Base36
1cn1a2
md5
4d8a1df8c56b3428ac231c7b65799fa8
sha1
8196a937bed912a497f9277ad62834325d01c6cd
sha256
d08125c72297a452f9d5fbe73c3555faeefbfd7cd155bd3c3b789140a0713dd9
sha512
98110f9487b5ad6188d0d2fe710bd36d0a65091fae858da8e9c652a7347f3fb89e06dda708fbd81c94f095971a1f8fe04a3c1430ef12f6050c616745701513ef
ripemd-160
ef5c756776942dc7a5216a8e8809ec74df32c535
Diameter
163392628
Circumference
513313079.77553
Area
2.0967893272824E+16
Volume
2.2839994569802E+24
Surface area
8.3871573091297E+16
Circumference
513313079.77553
Perimeter
326785256
Area
6674287721186596
Diagonal
115536035.25469
Surface area
40045726327119576
Volume
5.452647053964E+23
Space diagonal
141502166.6391
Perimeter
245088942
Area
2.8900513593571E+15
Altitude
70751083.31955
Surface area
2.8900513593571E+15
Volume
6.4260061787914E+22
Height
38512011.751564