27832981 is an odd 8-digits composite number following 27832980
and preceding 27832982 . In scientific notation, it is written as 2.7832981 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 25302700 positive integers (up to 27832981) that are relatively prime to 27832981.
27832981 has 4 divisors, whose sum is 30363264
The reverse of 27832981 is 18923872
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-seven million eight hundred thirty-two thousand nine hundred eighty-one
Scientific notation
2.7832981 × 10^7
Engineering notation
2.7832981 × 10^6
Prime Factorization
11 × 2530271
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27832981
Product of the distinct prime numbers
The prime factorization of 27832981 is 11 × 2530271.
Since it has a total of 2 prime factors.
3 , 8 , 16 , 15 , 273 , 912 , 1231 , 7470 , 21828 , 74083 , 3023 , 271354 , 8914069 , 5737331 , 73321905 , 73391047 , 938688416 , 596999320 , 8749641216 , 4214360051
n×2
55665962
n×3
83498943
n×4
111331924
n×5
139164905
n÷2
13916490.5
n÷3
9277660.3333333
n÷3
6958245.25
n÷5
5566596.2
n2
774674831346361
n3
2.1561509862041E+22
n4
6.0012109432151E+29
n5
1.670315901595E+37
2 √n
5275.6972051095
3 √n
303.05392120935
4 √n
72.633994830998
5 √n
30.825628818771
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-27832980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 27832981 can be divided by 4 positive divisors.
The sum of these divisors (counting 27832981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010001011001010010101
3
Ternary
1221101001200011
4
Quaternary
1222023022111
5
Quinary
24111123411
6
Senary
2432320221
8
Octal
152131225
10
Decimal
27832981
12
Duodecimal
93a3071
16
Hexadecimal
1a8b295
20
Vigesimal
8dj291
36
Base36
gkk2d
md5
28f9e99248e6764ec3e815dad0c2e055
sha1
a1f98da1eed069953481e099689a772cadf9382a
sha256
f558f2296b5c9e15d9173bc9a7a66d9cc01174e05420283eec6d67c05bcca7de
sha512
c4f05dfccbb7364eaa988f9c58e241e376cc23d316ed2247383c3fd51592db1b051624e2a6a626f457b3c828b6e9b49bb64113994505bfdf78b0536aa06d8d44
ripemd-160
c95b7a9f4fc1b2683a8872ae1145aabcc33f6379
Diameter
55665962
Circumference
174879777.27421
Area
2.4337127590786E+15
Volume
9.0316641310524E+22
Surface area
9.7348510363146E+15
Circumference
174879777.27421
Perimeter
111331924
Area
774674831346361
Diagonal
39361779.211473
Surface area
4648048988078166
Volume
2.1561509862041E+22
Space diagonal
48208137.218099
Perimeter
83498943
Area
3.3544404180919E+14
Altitude
24104068.60905
Surface area
3.3544404180919E+14
Volume
2.5410483060117E+21
Height
13120593.070491