81296350 is an even 8-digits composite number following 81296349
and preceding 81296351 . In scientific notation, it is written as 8.1296350 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 32518520 positive integers (up to 81296350) that are relatively prime to 81296350.
81296350 has 8 divisors, whose sum is 126822384
The reverse of 81296350 is 05369218
Previous prime number is 25
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-one million two hundred ninety-six thousand three hundred fifty
Scientific notation
8.1296350 × 10^7
Engineering notation
8.1296350 × 10^6
Prime Factorization
2 × 25 × 1625927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81296350
Product of the distinct prime numbers
The prime factorization of 81296350 is 2 × 25 × 1625927.
Since it has a total of 3 prime factors.
1 , 1 , 45 , 86 , 5 , 971 , 5856 , 1404 , 74626 , 50638 , 864083 , 736248 , 1130964 , 5831091 , 72803987 , 67152961 , 894329205 , 832395992 , 745263768 , 5226489832
n×2
162592700
n×3
243889050
n×4
325185400
n×5
406481750
n÷2
40648175
n÷3
27098783.333333
n÷3
20324087.5
n÷5
16259270
n2
6609096523322500
n3
5.3729542414381E+23
n4
4.3680156854594E+31
n5
3.5510373197059E+39
2 √n
9016.4488575048
3 √n
433.20189636325
4 √n
94.954983321071
5 √n
38.195676768646
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81296349
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81296350 can be divided by 8 positive divisors.
The sum of these divisors (counting 81296350) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110000111101111011110
3
Ternary
12122222021121221
4
Quaternary
10312013233132
5
Quinary
131302440400
6
Senary
12022243554
8
Octal
466075736
10
Decimal
81296350
12
Duodecimal
232865ba
16
Hexadecimal
4d87bde
20
Vigesimal
15820ha
36
Base36
1cegny
md5
2a7e5aac5d55959c34d6e9dcecf52ad7
sha1
66bdf89e592e13a39810c3623cfeae225ebb100b
sha256
042ce5b790f54830e31b0d59b48bdb260f24cd28a61e063673af0321f58e0e10
sha512
92ac49a338170bc93819fcbe7fafe750c1116227be31e8597a477267d246e5618dae0fc997237288bfeed8afb710e70772c70b41dfe239eba5b60ff5e3a5e4ae
ripemd-160
ddeaa042d3f7e5f32bae56bcd9b081a5706c3b27
Diameter
162592700
Circumference
510800031.84733
Area
2.0763089084536E+16
Volume
2.2506178097301E+24
Surface area
8.3052356338143E+16
Circumference
510800031.84733
Perimeter
325185400
Area
6609096523322500
Diagonal
114970400.74143
Surface area
39654579139935000
Volume
5.3729542414381E+23
Space diagonal
140809408.6699
Perimeter
243889050
Area
2.8618227426303E+15
Altitude
70404704.334951
Surface area
2.8618227426303E+15
Volume
6.3320872985432E+22
Height
38323466.91381