27996815 is an odd 8-digits composite number following 27996814
and preceding 27996816 . In scientific notation, it is written as 2.7996815 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 17452320 positive integers (up to 27996815) that are relatively prime to 27996815.
27996815 has 8 divisors, whose sum is 34032960
The reverse of 27996815 is 51869972
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty-seven million nine hundred ninety-six thousand eight hundred fifteen
Scientific notation
2.7996815 × 10^7
Engineering notation
2.7996815 × 10^6
Prime Factorization
5 × 77 × 72719
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
27996815
Product of the distinct prime numbers
The prime factorization of 27996815 is 5 × 77 × 72719.
Since it has a total of 3 prime factors.
7 , 8 , 93 , 40 , 347 , 479 , 8116 , 5886 , 41877 , 56823 , 47230 , 696995 , 5875791 , 3178438 , 16061161 , 21635191 , 425790398 , 989922053 , 4624141870 , 4875062410
n×2
55993630
n×3
83990445
n×4
111987260
n×5
139984075
n÷2
13998407.5
n÷3
9332271.6666667
n÷3
6999203.75
n÷5
5599363
n2
783821650144225
n3
2.1944509732083E+22
n4
6.1437637923482E+29
n5
1.7200581829807E+37
2 √n
5291.2016593587
3 √n
303.64738301779
4 √n
72.740646542072
5 √n
30.861833613681
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
-27996814
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 27996815 can be divided by 8 positive divisors.
The sum of these divisors (counting 27996815) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110011001010001111
3
Ternary
1221200101102002
4
Quaternary
1222303022033
5
Quinary
24131344230
6
Senary
2440022515
8
Octal
152631217
10
Decimal
27996815
12
Duodecimal
9461a3b
16
Hexadecimal
1ab328f
20
Vigesimal
8ejc0f
36
Base36
go2hb
md5
f7c8c3142222faaf50423e094721ffdf
sha1
dc9b02a7172f0577062f379835e545ba4aede721
sha256
ae58aa51a8832937365f5fd5cdba7347c79f00b3623bab0a9510dfa7fa178021
sha512
3a9d0adf499c1e4e55eeec0b7c4935f5df8fc3b694d7fbb87a7c2aef57da7529b8aee1790c79900fc88256f265cbf7bfbb15527b987f424236febb65a33c0e9c
ripemd-160
3dbbc6bde3d4fe55f90f47ea3dc83f9e27a3a376
Diameter
55993630
Circumference
175909176.65583
Area
2.4624483378177E+15
Volume
9.1920947414587E+22
Surface area
9.8497933512709E+15
Circumference
175909176.65583
Perimeter
111987260
Area
783821650144225
Diagonal
39593475.476251
Surface area
4702929900865350
Volume
2.1944509732083E+22
Space diagonal
48491906.030106
Perimeter
83990445
Area
3.3940473053057E+14
Altitude
24245953.015053
Surface area
3.3940473053057E+14
Volume
2.5861852735616E+21
Height
13197825.15875