27946987 is an odd 8-digits composite number following 27946986
and preceding 27946988 . In scientific notation, it is written as 2.7946987 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 27829816 positive integers (up to 27946987) that are relatively prime to 27946987.
27946987 has 4 divisors, whose sum is 28064160
The reverse of 27946987 is 78964972
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
twenty-seven million nine hundred forty-six thousand nine hundred eighty-seven
Scientific notation
2.7946987 × 10^7
Engineering notation
2.7946987 × 10^6
Prime Factorization
239 × 116933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27946987
Product of the distinct prime numbers
The prime factorization of 27946987 is 239 × 116933.
Since it has a total of 2 prime factors.
10 , 8 , 26 , 12 , 416 , 1000 , 2918 , 2509 , 53706 , 18690 , 243741 , 191932 , 2645236 , 7477748 , 70606421 , 95417442 , 208002855 , 36368203 , 6977108466 , 4474778448
n×2
55893974
n×3
83840961
n×4
111787948
n×5
139734935
n÷2
13973493.5
n÷3
9315662.3333333
n÷3
6986746.75
n÷5
5589397.4
n2
781034082378169
n3
2.182754934678E+22
n4
6.1001423783631E+29
n5
1.7048059974626E+37
2 √n
5286.4909911963
3 √n
303.46713481499
4 √n
72.708259442764
5 √n
30.850840367638
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
-27946986
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 27946987 can be divided by 4 positive divisors.
The sum of these divisors (counting 27946987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010100110111111101011
3
Ternary
1221120212001121
4
Quaternary
1222212333223
5
Quinary
24123300422
6
Senary
2435000111
8
Octal
152467753
10
Decimal
27946987
12
Duodecimal
9439037
16
Hexadecimal
1aa6feb
20
Vigesimal
8ed797
36
Base36
gn017
md5
c4ca2f9b0fa299ac1dab2ad9b3dc7d52
sha1
80b5202862d3131155fa11b33299d91ecd9401f1
sha256
d5265c6a76f423a897f33bc72016129d210cc7ba16627168596a51e5ea52c39c
sha512
f76e8752483c5b9c1d6799c832081146c9d2f447bbf0eff8f0acbb09a3af6fae9249a8a6fc45a54b98eecacccd5c0856129143522f9e6f20d66c97241c79de91
ripemd-160
f8ef9d608ef649d409b9b4db6e1af1fbb1e3aab0
Diameter
55893974
Circumference
175596098.09834
Area
2.4536909354025E+15
Volume
9.1431024898282E+22
Surface area
9.81476374161E+15
Circumference
175596098.09834
Perimeter
111787948
Area
781034082378169
Diagonal
39523008.042865
Surface area
4686204494269014
Volume
2.182754934678E+22
Space diagonal
48405601.402467
Perimeter
83840961
Area
3.3819767828048E+14
Altitude
24202800.701233
Surface area
3.3819767828048E+14
Volume
2.5724013599653E+21
Height
13174336.014288