27993904 is an even 8-digits composite number following 27993903
and preceding 27993905 . In scientific notation, it is written as 2.7993904 × 10^7.
The sum of its digits is 43. It has a total of 6 prime factors and 20 positive divisors.
There are 13618368 positive integers (up to 27993904) that are relatively prime to 27993904.
27993904 has 20 divisors, whose sum is 55705264
The reverse of 27993904 is 40939972
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty-seven million nine hundred ninety-three thousand nine hundred four
Scientific notation
2.7993904 × 10^7
Engineering notation
2.7993904 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 37 × 47287
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3499238
Product of the distinct prime numbers
The prime factorization of 27993904 is 2 × 2 × 2 × 2 × 37 × 47287.
Since it has a total of 6 prime factors.
2 , 1 , 73 , 42 , 286 , 388 , 4686 , 2802 , 31439 , 80894 , 909154 , 783640 , 1871602 , 8871771 , 1933631 , 33011495 , 486435734 , 997387608 , 3186602270 , 3790360742
n×2
55987808
n×3
83981712
n×4
111975616
n×5
139969520
n÷2
13996952
n÷3
9331301.3333333
n÷3
6998476
n÷5
5598780.8
n2
783658661161216
n3
2.1937665329316E+22
n4
6.1412089721299E+29
n5
1.7191641440974E+37
2 √n
5290.9265729171
3 √n
303.63685862815
4 √n
72.738755645921
5 √n
30.861191808288
1 , 2 , 4 , 8 , 16 , 37 , 74 , 148 , 296 , 592 , 47287 , 94574 , 189148 , 378296 , 756592 , 1749619 , 3499238 , 6998476 , 13996952 , 27993904
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27993903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27993904 can be divided by 20 positive divisors.
The sum of these divisors (counting 27993904) is 1, the average is 0.05.
Base
System
Value
2
Binary
1101010110010011100110000
3
Ternary
1221200020102021
4
Quaternary
1222302130300
5
Quinary
24131301104
6
Senary
2440001224
8
Octal
152623460
10
Decimal
27993904
12
Duodecimal
9460214
16
Hexadecimal
1ab2730
20
Vigesimal
8ej4f4
36
Base36
go08g
md5
4482597bb2d08126adcd7711493b15a8
sha1
3b8238bf0ba038a140210e16674d182c16465602
sha256
16b3bbbbbd78ed52546c3e13cc6c915045dacc051742319ef54efa380c837d97
sha512
14955dae39f3866fa7a0bc6e4de8287e541ec797298069f01e900a7f551641257a7b5bc5ce3ecba506ef34325748967a71bd7e9f1c235ca389c84751637f5462
ripemd-160
6a9625dbdb2e55c6217419342453b6d0916cb8cd
Diameter
55987808
Circumference
175890886.3034
Area
2.4619362928261E+15
Volume
9.1892277647319E+22
Surface area
9.8477451713044E+15
Circumference
175890886.3034
Perimeter
111975616
Area
783658661161216
Diagonal
39589358.70057
Surface area
4701951966967296
Volume
2.1937665329316E+22
Space diagonal
48486864.030206
Perimeter
83981712
Area
3.3933415423066E+14
Altitude
24243432.015103
Surface area
3.3933415423066E+14
Volume
2.58537865296E+21
Height
13196452.90019