81329503 is an odd 8-digits prime number following 81329502
and preceding 81329504 . In scientific notation, it is written as 8.1329503 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 81329502 positive integers (up to 81329503) that are relatively prime to 81329503.
81329503 has 2 divisors, whose sum is 81329504
The reverse of 81329503 is 30592318
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-one million three hundred twenty-nine thousand five hundred three
Scientific notation
8.1329503 × 10^7
Engineering notation
8.1329503 × 10^6
Prime Factorization
81329503
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
81329503
Product of the distinct prime numbers
The prime factorization of 81329503 is 81329503.
Since it has a total of 1 prime factors.
2 , 7 , 41 , 82 , 158 , 556 , 1277 , 948 , 61624 , 6279 , 799373 , 622014 , 4513906 , 9500051 , 84738411 , 17603243 , 977704726 , 869742175 , 6684859776 , 9591387255
n×2
162659006
n×3
243988509
n×4
325318012
n×5
406647515
n÷2
40664751.5
n÷3
27109834.333333
n÷3
20332375.75
n÷5
16265900.6
n2
6614488058227009
n3
5.3795302637504E+23
n4
4.3751452272428E+31
n5
3.5582838688448E+39
2 √n
9018.2871433549
3 √n
433.26077555699
4 √n
94.96466260328
5 √n
38.198791532743
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
81329504
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
40664752
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9018.2871987978
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999754087
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81329503 can be divided by 2 positive divisors.
The sum of these divisors (counting 81329503) is 81329504, the average is 40664752.
Base
System
Value
2
Binary
100110110001111110101011111
3
Ternary
12200000222002211
4
Quaternary
10312033311133
5
Quinary
131310021003
6
Senary
12023101251
8
Octal
466176537
10
Decimal
81329503
12
Duodecimal
232a1827
16
Hexadecimal
4d8fd5f
20
Vigesimal
15863f3
36
Base36
1cf68v
md5
4c43cf7640fa069cbf9086c21741f7ba
sha1
ec4d7bbec6e2b62f35fddc46fe0c42900e56cee5
sha256
e07c506d4306693364dba629da21c57beff1c132301ad4493318076987ee7f0c
sha512
4729ec9b2a6af0d734fd9796f1436266ff532d22554f65b637a574225e923dc7c1d14de8c6799121d2f1d32fffbb36d8d5b76c461dc1ada5a78e9642b33001a5
ripemd-160
5b7929c6f30c3f0716b00b348e11d5828da2088d
Diameter
162659006
Circumference
511008338.28982
Area
2.0780027090983E+16
Volume
2.253372367515E+24
Surface area
8.3120108363934E+16
Circumference
511008338.28982
Perimeter
325318012
Area
6614488058227009
Diagonal
115017286.16366
Surface area
39686928349362054
Volume
5.3795302637504E+23
Space diagonal
140866831.35033
Perimeter
243988509
Area
2.8641573457267E+15
Altitude
70433415.675163
Surface area
2.8641573457267E+15
Volume
6.3398372151602E+22
Height
38339095.387888