81475327 is an odd 8-digits composite number following 81475326
and preceding 81475328 . In scientific notation, it is written as 8.1475327 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 81289296 positive integers (up to 81475327) that are relatively prime to 81475327.
81475327 has 4 divisors, whose sum is 81661360
The reverse of 81475327 is 72357418
Previous prime number is 439
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-one million four hundred seventy-five thousand three hundred twenty-seven
Scientific notation
8.1475327 × 10^7
Engineering notation
8.1475327 × 10^6
Prime Factorization
439 × 185593
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81475327
Product of the distinct prime numbers
The prime factorization of 81475327 is 439 × 185593.
Since it has a total of 2 prime factors.
3 , 3 , 85 , 13 , 896 , 395 , 4210 , 121 , 21306 , 86249 , 383736 , 299040 , 4377247 , 2644291 , 50805422 , 6520977 , 533260225 , 966237282 , 1253688086 , 6312059406
n×2
162950654
n×3
244425981
n×4
325901308
n×5
407376635
n÷2
40737663.5
n÷3
27158442.333333
n÷3
20368831.75
n÷5
16295065.4
n2
6638228909756929
n3
5.408518711233E+23
n4
4.4066083058333E+31
n5
3.5902985267868E+39
2 √n
9026.3684281111
3 √n
433.51956682809
4 √n
95.007201980224
5 √n
38.21247982454
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81475326
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81475327 can be divided by 4 positive divisors.
The sum of these divisors (counting 81475327) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110110110011011011111111
3
Ternary
12200022101010201
4
Quaternary
10312303123333
5
Quinary
131324202302
6
Senary
12030144331
8
Octal
466633377
10
Decimal
81475327
12
Duodecimal
233520a7
16
Hexadecimal
4db36ff
20
Vigesimal
1594867
36
Base36
1ciarj
md5
d2ed1c458b09209d380661ee0beeaae8
sha1
c319d5faeca26a6438304fd8fd00a81e8ac3c7f5
sha256
e5e4244a078d70de9568c5626051f1baa6d0e6c565da3f29fcf1ccc8c8d1957f
sha512
6ea13e32bb053b625245c0f1ede533d54beba37ba3ba9216f196fa131371f466ad08dab29300b0d0227275a759c86e954a5e92fbbef168c7c66dbd782f06c169
ripemd-160
ecfdd199cd567bd74e7c315ad66c763dc6e9a7fa
Diameter
162950654
Circumference
511924577.50405
Area
2.085461117574E+16
Volume
2.2655150200017E+24
Surface area
8.3418444702959E+16
Circumference
511924577.50405
Perimeter
325901308
Area
6638228909756929
Diagonal
115223512.44218
Surface area
39829373458541574
Volume
5.408518711233E+23
Space diagonal
141119405.92729
Perimeter
244425981
Area
2.8744374359929E+15
Altitude
70559702.963644
Surface area
2.8744374359929E+15
Volume
6.3740004281453E+22
Height
38407837.480728