81396327 is an odd 8-digits composite number following 81396326
and preceding 81396328 . In scientific notation, it is written as 8.1396327 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 53950208 positive integers (up to 81396327) that are relatively prime to 81396327.
81396327 has 8 divisors, whose sum is 109156464
The reverse of 81396327 is 72369318
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-one million three hundred ninety-six thousand three hundred twenty-seven
Scientific notation
8.1396327 × 10^7
Engineering notation
8.1396327 × 10^6
Prime Factorization
3 × 173 × 156833
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81396327
Product of the distinct prime numbers
The prime factorization of 81396327 is 3 × 173 × 156833.
Since it has a total of 3 prime factors.
5 , 6 , 51 , 77 , 414 , 162 , 4448 , 6274 , 30148 , 78836 , 677031 , 571274 , 8607719 , 6866735 , 31965583 , 77075085 , 822051258 , 323115528 , 5749827155 , 2275857781
n×2
162792654
n×3
244188981
n×4
325585308
n×5
406981635
n÷2
40698163.5
n÷3
27132109
n÷3
20349081.75
n÷5
16279265.4
n2
6625362049090929
n3
5.392801358412E+23
n4
4.3895422281534E+31
n5
3.5729261458309E+39
2 √n
9021.9912990426
3 √n
433.37940529212
4 √n
94.984163411816
5 √n
38.205066641857
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
-81396326
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 81396327 can be divided by 8 positive divisors.
The sum of these divisors (counting 81396327) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110100000001001100111
3
Ternary
12200011100202210
4
Quaternary
10312200021213
5
Quinary
131314140302
6
Senary
12024334503
8
Octal
466401147
10
Decimal
81396327
12
Duodecimal
23314433
16
Hexadecimal
4da0267
20
Vigesimal
158eag7
36
Base36
1cglt3
md5
8cebc10fb104a4ffaa332bdfd15cfd33
sha1
d84d276923a9d1b9456771b4532a470c3b0b1ec8
sha256
7d9475149cca33fed743cfe324985097c79c3c60f24bf7fb2b3689bf7392f8ce
sha512
7568022df466dad8cc0690f141bb1d588f67c17ec6a985c04d8dbdf4acc19d6cebc51760248df904a25c24b59fcb0943cc8df4d4fe4bdca06efc27187c8f4e86
ripemd-160
f51e19b4d3268528174a805280cabf185617db3f
Diameter
162792654
Circumference
511428205.86479
Area
2.0814188740797E+16
Volume
2.2589313506475E+24
Surface area
8.3256754963187E+16
Circumference
511428205.86479
Perimeter
325585308
Area
6625362049090929
Diagonal
115111789.57076
Surface area
39752172294545574
Volume
5.392801358412E+23
Space diagonal
140982573.91349
Perimeter
244188981
Area
2.868865921891E+15
Altitude
70491286.956745
Surface area
2.868865921891E+15
Volume
6.3554773502085E+22
Height
38370596.523585