2887984 is an even 7-digits composite number following 2887983
and preceding 2887985 . In scientific notation, it is written as 2.887984 × 10^6.
The sum of its digits is 46. It has a total of 6 prime factors and 20 positive divisors.
There are 1286400 positive integers (up to 2887984) that are relatively prime to 2887984.
2887984 has 20 divisors, whose sum is 5689120
The reverse of 2887984 is 4897882
Previous prime number is 2959
Is Prime? no
Number parity even
Number length 7
Sum of Digits 46
Digital Root 1
Name
two million eight hundred eighty-seven thousand nine hundred eighty-four
Scientific notation
2.887984 × 10^6
Engineering notation
2.887984 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2959 × 61
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
360998
Product of the distinct prime numbers
The prime factorization of 2887984 is 2 × 2 × 2 × 2 × 2959 × 61.
Since it has a total of 6 prime factors.
3 , 8 , 48 , 86 , 636 , 654 , 6904 , 5390 , 81318 , 86001 , 451996 , 378617 , 9886113 , 9194111 , 90348110 , 93516101 , 576823801 , 844074574 , 1078646742 , 5254345923
n×2
5775968
n×3
8663952
n×4
11551936
n×5
14439920
n÷2
1443992
n÷3
962661.33333333
n÷3
721996
n÷5
577596.8
n2
8340451584256
n3
2.4087090728106E+19
n4
6.9563132629318E+25
n5
2.0089721402335E+32
2 √n
1699.4069553818
3 √n
142.40708419076
4 √n
41.223863906502
5 √n
19.593812894656
1 , 2 , 4 , 8 , 16 , 61 , 122 , 244 , 488 , 976 , 2959 , 5918 , 11836 , 23672 , 47344 , 180499 , 360998 , 721996 , 1443992 , 2887984
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2887983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2887984 can be divided by 20 positive divisors.
The sum of these divisors (counting 2887984) is 1, the average is 0.05.
Base
System
Value
2
Binary
1011000001000100110000
3
Ternary
12102201120101
4
Quaternary
23001010300
5
Quinary
1214403414
6
Senary
141522144
8
Octal
13010460
10
Decimal
2887984
12
Duodecimal
b73354
16
Hexadecimal
2c1130
20
Vigesimal
i0jj4
36
Base36
1pwds
md5
aff0596156bb5fd3312ad4c1aa074513
sha1
13f664106e68fb033a3f4b329d28da1433a22300
sha256
168ee3fc062ada3a37d54552a79804852341096b75260604076200217321fb34
sha512
2fcad0272d96d5fe72d68de2c9d0e195e573d3038c72e5b4ce8b4af5e47c646f8a62fd5edea6ba411d088130165edae42a4a3f6ec70136820e41a9dbf40380fd
ripemd-160
45ce051d4bf441f56ff35cb251c1e746128f4ba2
Diameter
5775968
Circumference
18145738.63617
Area
26202301424720
Volume
1.0089576970369E+20
Surface area
1.0480920569888E+14
Circumference
18145738.63617
Perimeter
11551936
Area
8340451584256
Diagonal
4084226.1407165
Surface area
50042709505536
Volume
2.4087090728106E+19
Space diagonal
5002135.019446
Perimeter
8663952
Area
3611521475499.9
Altitude
2501067.509723
Surface area
3611521475499.9
Volume
2.8386908654832E+18
Height
1361408.7135722