27720381 is an odd 8-digits composite number following 27720380
and preceding 27720382 . In scientific notation, it is written as 2.7720381 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 17058672 positive integers (up to 27720381) that are relatively prime to 27720381.
27720381 has 8 divisors, whose sum is 39803680
The reverse of 27720381 is 18302772
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-seven million seven hundred twenty thousand three hundred eighty-one
Scientific notation
2.7720381 × 10^7
Engineering notation
2.7720381 × 10^6
Prime Factorization
3 × 13 × 710779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27720381
Product of the distinct prime numbers
The prime factorization of 27720381 is 3 × 13 × 710779.
Since it has a total of 3 prime factors.
6 , 8 , 96 , 68 , 206 , 405 , 4410 , 1115 , 79885 , 44338 , 237790 , 665931 , 1588337 , 461736 , 8291566 , 27348890 , 980894467 , 917543562 , 284793181 , 9571147826
n×2
55440762
n×3
83161143
n×4
110881524
n×5
138601905
n÷2
13860190.5
n÷3
9240127
n÷3
6930095.25
n÷5
5544076.2
n2
768419522785161
n3
2.1300881939443E+22
n4
5.9046856299737E+29
n5
1.636801353481E+37
2 √n
5265.014814794
3 √n
302.64469456851
4 √n
72.560421820673
5 √n
30.800646972392
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
-27720380
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 27720381 can be divided by 8 positive divisors.
The sum of these divisors (counting 27720381) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001101111101010111101
3
Ternary
1221011100012210
4
Quaternary
1221233222331
5
Quinary
24044023011
6
Senary
2430051033
8
Octal
151575275
10
Decimal
27720381
12
Duodecimal
9349a79
16
Hexadecimal
1a6fabd
20
Vigesimal
8d50j1
36
Base36
gi56l
md5
a266c4eeaa53f726cd2cbf4d26b841bf
sha1
94af50ee1d667fff2139ce2147b63665bb7b4eba
sha256
a2a5e8370aa68f1a69b3f316c47fbcfb48c82033e38ba209b28f8f7cab6940cf
sha512
55d4c29a7ceb0aa059ca84e95acb087e4c537105df7e36d897c316341bdf6e79c5cbbff2c233aa1b46bf1c93f4791fc2b19ca3bdec62832388cf44e3fca73491
ripemd-160
effc30a355ce2ec57283d220ac1ecab1d981af8f
Diameter
55440762
Circumference
174172290.60862
Area
2.4140611276568E+15
Volume
8.922492562125E+22
Surface area
9.6562445106273E+15
Circumference
174172290.60862
Perimeter
110881524
Area
768419522785161
Diagonal
39202538.764349
Surface area
4610517136710966
Volume
2.1300881939443E+22
Space diagonal
48013108.297167
Perimeter
83161143
Area
3.3273541374793E+14
Altitude
24006554.148583
Surface area
3.3273541374793E+14
Volume
2.5103330107723E+21
Height
13067512.92145