27981346 is an even 8-digits composite number following 27981345
and preceding 27981347 . In scientific notation, it is written as 2.7981346 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 13508208 positive integers (up to 27981346) that are relatively prime to 27981346.
27981346 has 8 divisors, whose sum is 43419420
The reverse of 27981346 is 64318972
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-seven million nine hundred eighty-one thousand three hundred forty-six
Scientific notation
2.7981346 × 10^7
Engineering notation
2.7981346 × 10^6
Prime Factorization
2 × 29 × 482437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27981346
Product of the distinct prime numbers
The prime factorization of 27981346 is 2 × 29 × 482437.
Since it has a total of 3 prime factors.
8 , 5 , 45 , 71 , 29 , 566 , 8180 , 8835 , 54828 , 75202 , 289446 , 289215 , 3594103 , 4030396 , 64449834 , 15867798 , 372083769 , 923871221 , 3265059838 , 3602303157
n×2
55962692
n×3
83944038
n×4
111925384
n×5
139906730
n÷2
13990673
n÷3
9327115.3333333
n÷3
6995336.5
n÷5
5596269.2
n2
782955723971716
n3
2.1908155015133E+22
n4
6.1301966570007E+29
n5
1.7153115370758E+37
2 √n
5289.7396911379
3 √n
303.59144824177
4 √n
72.730596664251
5 √n
30.85842245959
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
-27981345
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 27981346 can be divided by 8 positive divisors.
The sum of these divisors (counting 27981346) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010101111011000100010
3
Ternary
1221122121012011
4
Quaternary
1222233120202
5
Quinary
24130400341
6
Senary
2435423134
8
Octal
152573042
10
Decimal
27981346
12
Duodecimal
9454aaa
16
Hexadecimal
1aaf622
20
Vigesimal
8ehd76
36
Base36
gnqjm
md5
f96a506330a9dadd9b17ac55558bdd55
sha1
eae189bcdbf3187b47ef8b9c86c0a12fed39d8e8
sha256
67d0790355f9a776ddb17d69b1e9a6b20f08d6eaeba0d0c61f819562dcf6b7c7
sha512
bf6ec01e2a370afa017046d213363555a3aa6a5a6889482f0955fa9b1ff4f0eaff1e3a3ae7c4d288599b8bfc213021c9ac6e16c89a9a10069e169d7f2716f7d9
ripemd-160
7df744709f0743a797d4e05b987a08ca2a053015
Diameter
55962692
Circumference
175811982.06231
Area
2.4597279505156E+15
Volume
9.1768665132331E+22
Surface area
9.8389118020625E+15
Circumference
175811982.06231
Perimeter
111925384
Area
782955723971716
Diagonal
39571599.006654
Surface area
4697734343830296
Volume
2.1908155015133E+22
Space diagonal
48465112.936164
Perimeter
83944038
Area
3.3902977349897E+14
Altitude
24232556.468082
Surface area
3.3902977349897E+14
Volume
2.5819008290811E+21
Height
13190533.002218