81273463 is an odd 8-digits prime number following 81273462
and preceding 81273464 . In scientific notation, it is written as 8.1273463 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 81273462 positive integers (up to 81273463) that are relatively prime to 81273463.
81273463 has 2 divisors, whose sum is 81273464
The reverse of 81273463 is 36437218
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 34 Digital Root 7
Name
eighty-one million two hundred seventy-three thousand four hundred sixty-three
Scientific notation
8.1273463 × 10^7
Engineering notation
8.1273463 × 10^6
Prime Factorization
81273463
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
81273463 Product of the distinct prime numbers
The prime factorization of 81273463 is 81273463.
Since it has a total of 1 prime factors.
1 , 7 , 61 , 81 , 957 , 597 , 7756 , 8698 , 24428 , 43074 , 192370 , 400409 , 2671702 , 2727629 , 72759331 , 10529602 , 986565842 , 627833892 , 706289254 , 7247671329
n×2
162546926
n×3
243820389
n×4
325093852
n×5
406367315
n÷2
40636731.5
n÷3
27091154.333333
n÷3
20318365.75
n÷5
16254692.6
n2
6605375788012369
n3
5.3684176470812E+23
n4
4.363098930086E+31
n5
3.5460415945968E+39
2 √n9015.1795877842
3 √n433.16124007975
4 √n94.948299551831
5 √n38.193525914609
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
81273464 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
40636732 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9015.1796432462 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999753917 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81273463 can be divided by 2 positive divisors.
The sum of these divisors (counting 81273463) is 81273464, the average is 40636732.
Base
System
Value
2
Binary
100110110000010001001110111
3
Ternary
12122221010020021
4
Quaternary
10312002021313
5
Quinary
131301222323
6
Senary
12021550011
8
Octal
466021167
10
Decimal
81273463
12
Duodecimal
23275307
16
Hexadecimal
4d82277
20
Vigesimal
157j3d3
36
Base36
1cdz07
md5
fe7eac15f90091cb8359c14570625d26
sha1
ef203aa84845f29129d79247876133c44d79eb73
sha256
5387b17b46b6b40e29c4f2c21cca5bb8ac2d770fd133bccbedf9421f1075f15c
sha512
946fe8d818941868424a444ab834bb8052332de4f19807ec6c901a91ec877d324370fa6c24dee8d89f9cb09d9c62da06fcb997f2b6e3aa1951ad52304328897c
ripemd-160
ddd6e7d9e2247489d7fad3525562a10b8d5cff08
Diameter
162546926
Circumference
510656228.5852
Area
2.075140004982E+16
Volume
2.2487175255296E+24
Surface area
8.3005600199278E+16
Circumference
510656228.5852
Perimeter
325093852
Area
6605375788012369
Diagonal
114938033.63563
Surface area
39632254728074214
Volume
5.3684176470812E+23
Space diagonal
140769767.22307
Perimeter
243820389
Area
2.8602116169807E+15
Altitude
70384883.611535
Surface area
2.8602116169807E+15
Volume
6.3267408708211E+22
Height
38312677.878543