27984985 is an odd 8-digits composite number following 27984984
and preceding 27984986 . In scientific notation, it is written as 2.7984985 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 18989568 positive integers (up to 27984985) that are relatively prime to 27984985.
27984985 has 8 divisors, whose sum is 29084832
The reverse of 27984985 is 58948972
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
twenty-seven million nine hundred eighty-four thousand nine hundred eighty-five
Scientific notation
2.7984985 × 10^7
Engineering notation
2.7984985 × 10^6
Prime Factorization
35 × 97 × 8243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27984985
Product of the distinct prime numbers
The prime factorization of 27984985 is 35 × 97 × 8243.
Since it has a total of 3 prime factors.
7 , 9 , 80 , 44 , 570 , 374 , 878 , 9632 , 68989 , 86128 , 9242 , 136315 , 4174370 , 4106112 , 71081884 , 49572824 , 254526668 , 10339147 , 6883644123 , 3586030112
n×2
55969970
n×3
83954955
n×4
111939940
n×5
139924925
n÷2
13992492.5
n÷3
9328328.3333333
n÷3
6996246.25
n÷5
5596997
n2
783159385450225
n3
2.1916703654434E+22
n4
6.1333862301877E+29
n5
1.7164272165101E+37
2 √n
5290.0836477319
3 √n
303.60460845443
4 √n
72.732961219325
5 √n
30.859225051133
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
-27984984
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 27984985 can be divided by 8 positive divisors.
The sum of these divisors (counting 27984985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110000010001011001
3
Ternary
1221122210011221
4
Quaternary
1222300101121
5
Quinary
24131004420
6
Senary
2435452041
8
Octal
152602131
10
Decimal
27984985
12
Duodecimal
9457021
16
Hexadecimal
1ab0459
20
Vigesimal
8ei295
36
Base36
gntcp
md5
dedb11c68d8d9c2014bae9bde1b755e8
sha1
1a68540c516b61ad780d6496ea20f50ef69178bb
sha256
e1d4effcb601ea1650addc1e1ad783e04b3a6969c0117d2986aa1c0260441f80
sha512
6a9fac3c3087a6dc98225ca93c5a73898d6e103827c85e4c7d0340ef83bab804fa368b3693204a42d395f97f8b0521c62878dcd2ada21b6202a0c8c92ef1f0e7
ripemd-160
72c672c9c21613523e212863fdc86a4f160e89d9
Diameter
55969970
Circumference
175834846.57364
Area
2.4603677719203E+15
Volume
9.1804473588898E+22
Surface area
9.8414710876813E+15
Circumference
175834846.57364
Perimeter
111939940
Area
783159385450225
Diagonal
39576745.329808
Surface area
4698956312701350
Volume
2.1916703654434E+22
Space diagonal
48471415.869053
Perimeter
83954955
Area
3.3911796150605E+14
Altitude
24235707.934526
Surface area
3.3911796150605E+14
Volume
2.5829082958844E+21
Height
13192248.443269