27994993 is an odd 8-digits composite number following 27994992
and preceding 27994994 . In scientific notation, it is written as 2.7994993 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 25513488 positive integers (up to 27994993) that are relatively prime to 27994993.
27994993 has 8 divisors, whose sum is 30531200
The reverse of 27994993 is 39949972
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
twenty-seven million nine hundred ninety-four thousand nine hundred ninety-three
Scientific notation
2.7994993 × 10^7
Engineering notation
2.7994993 × 10^6
Prime Factorization
13 × 79 × 27259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27994993
Product of the distinct prime numbers
The prime factorization of 27994993 is 13 × 79 × 27259.
Since it has a total of 3 prime factors.
4 , 8 , 81 , 87 , 798 , 782 , 276 , 9027 , 40115 , 38222 , 3216 , 613388 , 5788092 , 7189717 , 83827995 , 3937425 , 326164808 , 407001022 , 2517474483 , 3328561805
n×2
55989986
n×3
83984979
n×4
111979972
n×5
139974965
n÷2
13997496.5
n÷3
9331664.3333333
n÷3
6998748.25
n÷5
5598998.6
n2
783719633070049
n3
2.1940225641759E+22
n4
6.1421646325945E+29
n5
1.7194985589433E+37
2 √n
5291.0294839473
3 √n
303.64079586929
4 √n
72.739463044123
5 √n
30.861431912812
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
-27994992
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 27994993 can be divided by 8 positive divisors.
The sum of these divisors (counting 27994993) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110010101101110001
3
Ternary
1221200021220121
4
Quaternary
1222302231301
5
Quinary
24131314433
6
Senary
2440010241
8
Octal
152625561
10
Decimal
27994993
12
Duodecimal
9460981
16
Hexadecimal
1ab2b71
20
Vigesimal
8ej79d
36
Base36
go12p
md5
4996dd30e31b7c25a93929974457ca50
sha1
a8688f7d6a597f6b58b7804dfed6454c4a5fd5e6
sha256
1ea7ee8cf1ba611ae07e087ae3bb57351a733acad291babf89e0a0ae57af5633
sha512
bef5950022ec143ec97e967044b190813b6f14d3607a6817ccbb58e9874fb37163213da2d11f64aa00a88dd084e779ee88757bee4a9f63275326328112b900ed
ripemd-160
9bf71ab617d71966e39a0fed0d89cace191a090d
Diameter
55989986
Circumference
175897728.6922
Area
2.462127841727E+15
Volume
9.1903002259002E+22
Surface area
9.8485113669078E+15
Circumference
175897728.6922
Perimeter
111979972
Area
783719633070049
Diagonal
39590898.77914
Surface area
4702317798420294
Volume
2.1940225641759E+22
Space diagonal
48488750.233535
Perimeter
83984979
Area
3.3936055584164E+14
Altitude
24244375.116768
Surface area
3.3936055584164E+14
Volume
2.5856803886751E+21
Height
13196966.259713