27993969 is an odd 8-digits composite number following 27993968
and preceding 27993970 . In scientific notation, it is written as 2.7993969 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 18639000 positive integers (up to 27993969) that are relatively prime to 27993969.
27993969 has 8 divisors, whose sum is 31143840
The reverse of 27993969 is 96939972
Previous prime number is 1091
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
twenty-seven million nine hundred ninety-three thousand nine hundred sixty-nine
Scientific notation
2.7993969 × 10^7
Engineering notation
2.7993969 × 10^6
Prime Factorization
9 × 1091 × 2851
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27993969
Product of the distinct prime numbers
The prime factorization of 27993969 is 9 × 1091 × 2851.
Since it has a total of 3 prime factors.
6 , 1 , 91 , 38 , 604 , 859 , 761 , 2414 , 57405 , 62702 , 219417 , 627290 , 432051 , 9328374 , 9097750 , 44523806 , 467206836 , 636555514 , 1331955861 , 9663307931
n×2
55987938
n×3
83981907
n×4
111975876
n×5
139969845
n÷2
13996984.5
n÷3
9331323
n÷3
6998492.25
n÷5
5598793.8
n2
783662300372961
n3
2.1937818143109E+22
n4
6.1412660102584E+29
n5
1.7191841031193E+37
2 √n
5290.9327155049
3 √n
303.63709363623
4 √n
72.738797869534
5 √n
30.861206139805
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
-27993968
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 27993969 can be divided by 8 positive divisors.
The sum of these divisors (counting 27993969) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110010011101110001
3
Ternary
1221200020111200
4
Quaternary
1222302131301
5
Quinary
24131301334
6
Senary
2440001413
8
Octal
152623561
10
Decimal
27993969
12
Duodecimal
9460269
16
Hexadecimal
1ab2771
20
Vigesimal
8ej4i9
36
Base36
go0a9
md5
3a25dd2d88f3c0c33c26ec38be04d2c3
sha1
9f13da293e071939fc6d53c405074e62b8059382
sha256
e01cca2ce0d52e75e7c94d678b18531c5fb83a88787949f908df75f69c3e77ff
sha512
3dbecfaae1dfe9f08610703a8cdefffb1b4ed00f3f8d37df42fafb409d7b476ba5dd779dd7afeeeb890d3344d931fa7a16f7320f2fbab6dbb8720ca22662923a
ripemd-160
dc9016c2a5f71f66f6a2bd5cc8c5c0926e924b50
Diameter
55987938
Circumference
175891294.71044
Area
2.461947725747E+15
Volume
9.1892917752242E+22
Surface area
9.8477909029879E+15
Circumference
175891294.71044
Perimeter
111975876
Area
783662300372961
Diagonal
39589450.624452
Surface area
4701973802237766
Volume
2.1937818143109E+22
Space diagonal
48486976.613508
Perimeter
83981907
Area
3.3933573005557E+14
Altitude
24243488.306754
Surface area
3.3933573005557E+14
Volume
2.5853966622383E+21
Height
13196483.541484