27987047 is an odd 8-digits composite number following 27987046
and preceding 27987048 . In scientific notation, it is written as 2.7987047 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 25401600 positive integers (up to 27987047) that are relatively prime to 27987047.
27987047 has 8 divisors, whose sum is 30580752
The reverse of 27987047 is 74078972
Previous prime number is 757
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty-seven million nine hundred eighty-seven thousand forty-seven
Scientific notation
2.7987047 × 10^7
Engineering notation
2.7987047 × 10^6
Prime Factorization
11 × 757 × 3361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27987047
Product of the distinct prime numbers
The prime factorization of 27987047 is 11 × 757 × 3361.
Since it has a total of 3 prime factors.
1 , 7 , 36 , 45 , 69 , 136 , 632 , 8864 , 6226 , 24606 , 209309 , 298787 , 1804207 , 5395208 , 58815106 , 43354704 , 967358041 , 802605175 , 4266211250 , 5194071463
n×2
55974094
n×3
83961141
n×4
111948188
n×5
139935235
n÷2
13993523.5
n÷3
9329015.6666667
n÷3
6996761.75
n÷5
5597409.4
n2
783274799780209
n3
2.1921548635364E+22
n4
6.1351941197073E+29
n5
1.7170596618237E+37
2 √n
5290.2785370905
3 √n
303.61206504025
4 √n
72.734300966535
5 √n
30.859679793894
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
-27987046
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 27987047 can be divided by 8 positive divisors.
The sum of these divisors (counting 27987047) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110000110001100111
3
Ternary
1221122220000022
4
Quaternary
1222300301213
5
Quinary
24131041142
6
Senary
2435505355
8
Octal
152606147
10
Decimal
27987047
12
Duodecimal
945825b
16
Hexadecimal
1ab0c67
20
Vigesimal
8ei7c7
36
Base36
gnuxz
md5
1b81cd3a81d4802831b7caf722eb2ec6
sha1
9a15486c2e94f19fb0e2e2b3399029266fa2eb57
sha256
2964192aa16fb519a9db2fd04b80f62b39e484050ffc14ada9d6eb8e4ed43283
sha512
a37ca8fe3b159fae628f4f5f163e33dc6e976daf3341a0b6859dde4e11ce5a49980493de442c536495d7fd2617bc9f434dd96a469598f4bf1b1bb77f8fa2a20f
ripemd-160
b60d9b37b22d2ea968024166fe02f75e2ade927f
Diameter
55974094
Circumference
175847802.50174
Area
2.4607303567315E+15
Volume
9.1824768197562E+22
Surface area
9.8429214269261E+15
Circumference
175847802.50174
Perimeter
111948188
Area
783274799780209
Diagonal
39579661.438173
Surface area
4699648798681254
Volume
2.1921548635364E+22
Space diagonal
48474987.357818
Perimeter
83961141
Area
3.3916793737692E+14
Altitude
24237493.678909
Surface area
3.3916793737692E+14
Volume
2.5834792823628E+21
Height
13193220.479391