81736705 is an odd 8-digits composite number following 81736704
and preceding 81736706 . In scientific notation, it is written as 8.1736705 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 65389360 positive integers (up to 81736705) that are relatively prime to 81736705.
81736705 has 4 divisors, whose sum is 98084052
The reverse of 81736705 is 50763718
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-one million seven hundred thirty-six thousand seven hundred five
Scientific notation
8.1736705 × 10^7
Engineering notation
8.1736705 × 10^6
Prime Factorization
5 × 16347341
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81736705
Product of the distinct prime numbers
The prime factorization of 81736705 is 5 × 16347341.
Since it has a total of 2 prime factors.
1 , 10 , 97 , 93 , 128 , 995 , 8702 , 8992 , 15120 , 42612 , 758295 , 792120 , 8179772 , 2136455 , 36139651 , 24931154 , 673977414 , 704833512 , 3621677740 , 512635405
n×2
163473410
n×3
245210115
n×4
326946820
n×5
408683525
n÷2
40868352.5
n÷3
27245568.333333
n÷3
20434176.25
n÷5
16347341
n2
6680888944257025
n3
5.460738487745E+23
n4
4.4634277085496E+31
n5
3.6482587390254E+39
2 √n
9040.8354149382
3 √n
433.98265803131
4 √n
95.083307761868
5 √n
38.23696603357
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
-81736704
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 81736705 can be divided by 4 positive divisors.
The sum of these divisors (counting 81736705) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110111110011010000000001
3
Ternary
12200210122200101
4
Quaternary
10313303100001
5
Quinary
131411033310
6
Senary
12035522401
8
Octal
467632001
10
Decimal
81736705
12
Duodecimal
23459401
16
Hexadecimal
4df3401
20
Vigesimal
15ah1f5
36
Base36
1cnwg1
md5
1a832d34fb73136c890e57b8e7ba5311
sha1
a5c16e59419b7839b404e0bae2abe393d2bd0d7a
sha256
5da222a4a81f65c90599e1ea8c6321c35186bbd6062f3faf31bea46da03ddca2
sha512
71a4e6713ed432727115a0bb27ab8a060b83dc32d567e9f9448514e67a1f5c648e7d99c5b1ff519af7a09a82a1f3d6cad6075e1190137d132a6c11ebfbbf4710
ripemd-160
a2fb48d9b4133fa8b5fff1ef726b5020a822840b
Diameter
163473410
Circumference
513566863.91327
Area
2.0988631626727E+16
Volume
2.2873887888366E+24
Surface area
8.3954526506909E+16
Circumference
513566863.91327
Perimeter
326946820
Area
6680888944257025
Diagonal
115593156.75469
Surface area
40085333665542150
Volume
5.460738487745E+23
Space diagonal
141572125.90327
Perimeter
245210115
Area
2.8929097727946E+15
Altitude
70786062.951635
Surface area
2.8929097727946E+15
Volume
6.4355420249514E+22
Height
38531052.251563