27984557 is an odd 8-digits composite number following 27984556
and preceding 27984558 . In scientific notation, it is written as 2.7984557 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 27971580 positive integers (up to 27984557) that are relatively prime to 27984557.
27984557 has 4 divisors, whose sum is 27997536
The reverse of 27984557 is 75548972
Previous prime number is 2731
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty-seven million nine hundred eighty-four thousand five hundred fifty-seven
Scientific notation
2.7984557 × 10^7
Engineering notation
2.7984557 × 10^6
Prime Factorization
2731 × 10247
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
27984557
Product of the distinct prime numbers
The prime factorization of 27984557 is 2731 × 10247.
Since it has a total of 2 prime factors.
7 , 7 , 96 , 60 , 764 , 330 , 5560 , 7083 , 43014 , 68286 , 646992 , 507817 , 1343537 , 98709 , 82748420 , 72211021 , 351725074 , 296763179 , 7417359073 , 3659556911
n×2
55969114
n×3
83953671
n×4
111938228
n×5
139922785
n÷2
13992278.5
n÷3
9328185.6666667
n÷3
6996139.25
n÷5
5596911.4
n2
783135430486249
n3
2.1915698093162E+22
n4
6.1330110248288E+29
n5
1.7162959660595E+37
2 √n
5290.0431945306
3 √n
303.60306067878
4 √n
72.732683124787
5 √n
30.859130658878
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
-27984556
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 27984557 can be divided by 4 positive divisors.
The sum of these divisors (counting 27984557) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110000001010101101
3
Ternary
1221122202121002
4
Quaternary
1222300022231
5
Quinary
24131001212
6
Senary
2435450045
8
Octal
152601255
10
Decimal
27984557
12
Duodecimal
9456925
16
Hexadecimal
1ab02ad
20
Vigesimal
8ei17h
36
Base36
gnt0t
md5
192de5e3b8cd7068fdf7e32ab9e24308
sha1
7fdeac39a1f2fe07bd12e411a86221403b30ad06
sha256
c0bf5068e51f8e1ae47d8257bc1903ab506583418fa9babc018155b28ac759d3
sha512
4544469a6503eba07c7cf5335b7f4d77279a882088e186a686cda95af27cce61534b6a82ba389eb153d6b9a61ec9ab3eb3048a8a3b10d813c8ae77474f61419f
ripemd-160
7576b74fae65f42e8b484a5bf1999824f28f45d3
Diameter
55969114
Circumference
175832157.37033
Area
2.4602925151815E+15
Volume
9.1800261503693E+22
Surface area
9.8411700607259E+15
Circumference
175832157.37033
Perimeter
111938228
Area
783135430486249
Diagonal
39576140.046403
Surface area
4698812582917494
Volume
2.1915698093162E+22
Space diagonal
48470674.551307
Perimeter
83953671
Area
3.3910758870238E+14
Altitude
24235337.275654
Surface area
3.3910758870238E+14
Volume
2.582789789352E+21
Height
13192046.682134