81317097 is an odd 8-digits composite number following 81317096
and preceding 81317098 . In scientific notation, it is written as 8.1317097 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 53057688 positive integers (up to 81317097) that are relatively prime to 81317097.
81317097 has 12 divisors, whose sum is 119957760
The reverse of 81317097 is 79071318
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-one million three hundred seventeen thousand ninety-seven
Scientific notation
8.1317097 × 10^7
Engineering notation
8.1317097 × 10^6
Prime Factorization
3 × 3 × 47 × 192239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27105699
Product of the distinct prime numbers
The prime factorization of 81317097 is 3 × 3 × 47 × 192239.
Since it has a total of 4 prime factors.
3 , 5 , 60 , 70 , 881 , 25 , 6763 , 6900 , 62151 , 22979 , 412534 , 343096 , 2668398 , 4381963 , 77439033 , 89330434 , 43672057 , 716311264 , 6445172432 , 2414019616
n×2
162634194
n×3
243951291
n×4
325268388
n×5
406585485
n÷2
40658548.5
n÷3
27105699
n÷3
20329274.25
n÷5
16263419.4
n2
6612470264507409
n3
5.3770688590856E+23
n4
4.3724762998995E+31
n5
3.5555707940913E+39
2 √n
9017.5992924946
3 √n
433.23874457475
4 √n
94.961040919393
5 √n
38.197626093123
1 , 3 , 9 , 47 , 141 , 423 , 192239 , 576717 , 1730151 , 9035233 , 27105699 , 81317097
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81317096
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81317097 can be divided by 12 positive divisors.
The sum of these divisors (counting 81317097) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110110001100110011101001
3
Ternary
12200000100002100
4
Quaternary
10312030303221
5
Quinary
131304121342
6
Senary
12022524013
8
Octal
466146351
10
Decimal
81317097
12
Duodecimal
23296609
16
Hexadecimal
4d8cce9
20
Vigesimal
1584ceh
36
Base36
1cewo9
md5
8a53e76d947749801c4afc645dc76d65
sha1
6121e5d3bca1b999dba88bce65fbfca8a9260342
sha256
8ddf7659933636f6a7581118f8717ec68804f858bc06b22459923b8e566f774d
sha512
0996a4237d6f0e33d0d6ec8ff9ce8eaa953390bf1bd633c86b6d468632451e044e0bcfbbac609268e5e37dc351e073640330bafaa37bc13b702838d6ddd9d6aa
ripemd-160
a37434b26dabc80ac3ccbb08b7ceae08befec7bf
Diameter
162634194
Circumference
510930389.0929
Area
2.0773688005057E+16
Volume
2.25234133674E+24
Surface area
8.309475202023E+16
Circumference
510930389.0929
Perimeter
325268388
Area
6612470264507409
Diagonal
114999741.43021
Surface area
39674821587044454
Volume
5.3770688590856E+23
Space diagonal
140845343.52801
Perimeter
243951291
Area
2.8632836154163E+15
Altitude
70422671.764003
Surface area
2.8632836154163E+15
Volume
6.3369364219441E+22
Height
38333247.143403