27993885 is an odd 8-digits composite number following 27993884
and preceding 27993886 . In scientific notation, it is written as 2.7993885 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 14833728 positive integers (up to 27993885) that are relatively prime to 27993885.
27993885 has 8 divisors, whose sum is 30052864
The reverse of 27993885 is 58839972
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-seven million nine hundred ninety-three thousand eight hundred eighty-five
Scientific notation
2.7993885 × 10^7
Engineering notation
2.7993885 × 10^6
Prime Factorization
15 × 157 × 11887
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27993885
Product of the distinct prime numbers
The prime factorization of 27993885 is 15 × 157 × 11887.
Since it has a total of 3 prime factors.
1 , 3 , 100 , 54 , 110 , 52 , 3691 , 4395 , 83850 , 75478 , 356974 , 705955 , 2170720 , 7598244 , 9033341 , 55987711 , 358501908 , 314403184 , 5899155260 , 9206311842
n×2
55987770
n×3
83981655
n×4
111975540
n×5
139969425
n÷2
13996942.5
n÷3
9331295
n÷3
6998471.25
n÷5
5598777
n2
783657597393225
n3
2.1937620660802E+22
n4
6.1411922995212E+29
n5
1.7191583099568E+37
2 √n
5290.9247773901
3 √n
303.63678993341
4 √n
72.738743303621
5 √n
30.86118761907
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
-27993884
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 27993885 can be divided by 8 positive divisors.
The sum of these divisors (counting 27993885) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110010011100011101
3
Ternary
1221200020101120
4
Quaternary
1222302130131
5
Quinary
24131301020
6
Senary
2440001153
8
Octal
152623435
10
Decimal
27993885
12
Duodecimal
94601b9
16
Hexadecimal
1ab271d
20
Vigesimal
8ej4e5
36
Base36
go07x
md5
28e43cf93562c90eb67f3e0350610c8e
sha1
6915393fed80c20b39b2973a897eeb9592d7f5eb
sha256
210536440b4ce985ea2df5795cb64378b486dbd3bbcb825273e7169e68a43cb3
sha512
cb995c30827e14c0aa10d4a5e9d47e9397154e461e60757d0bef79401b3c0fb02eaec02107179dd57114844ea11282fb2d10d46c3c13fd8ea57c0ed7f4562e63
ripemd-160
f0c56368b8e20d74038e30078d76ee723d85108f
Diameter
55987770
Circumference
175890766.92288
Area
2.4619329509004E+15
Volume
9.1892090540288E+22
Surface area
9.8477318036015E+15
Circumference
175890766.92288
Perimeter
111975540
Area
783657597393225
Diagonal
39589331.830513
Surface area
4701945584359350
Volume
2.1937620660802E+22
Space diagonal
48486831.12124
Perimeter
83981655
Area
3.3933369360561E+14
Altitude
24243415.56062
Surface area
3.3933369360561E+14
Volume
2.5853733887252E+21
Height
13196443.943504