2861421 is an odd 7-digits composite number following 2861420
and preceding 2861422 . In scientific notation, it is written as 2.861421 × 10^6.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 1897632 positive integers (up to 2861421) that are relatively prime to 2861421.
2861421 has 8 divisors, whose sum is 3835200
The reverse of 2861421 is 1241682
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
two million eight hundred sixty-one thousand four hundred twenty-one
Scientific notation
2.861421 × 10^6
Engineering notation
2.861421 × 10^6
Prime Factorization
3 × 199 × 4793
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2861421
Product of the distinct prime numbers
The prime factorization of 2861421 is 3 × 199 × 4793.
Since it has a total of 3 prime factors.
2 , 5 , 77 , 33 , 494 , 667 , 6173 , 9146 , 4412 , 41295 , 161344 , 990587 , 5976192 , 718168 , 83389498 , 9368546 , 464889686 , 903222379 , 3607192039 , 7304635579
n×2
5722842
n×3
8584263
n×4
11445684
n×5
14307105
n÷2
1430710.5
n÷3
953807
n÷3
715355.25
n÷5
572284.2
n2
8187730139241
n3
2.3428542962757E+19
n4
6.7038924833035E+25
n5
1.9182658733467E+32
2 √n
1691.5735278137
3 √n
141.96912970413
4 √n
41.12874332889
5 √n
19.557635689102
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
-2861420
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 2861421 can be divided by 8 positive divisors.
The sum of these divisors (counting 2861421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010111010100101101101
3
Ternary
12101101010120
4
Quaternary
22322211231
5
Quinary
1213031141
6
Senary
141155153
8
Octal
12724555
10
Decimal
2861421
12
Duodecimal
b5bab9
16
Hexadecimal
2ba96d
20
Vigesimal
hhdb1
36
Base36
1pbvx
md5
314c2a05920ccdaff517090589d87652
sha1
037c38ad057dad64256ba0fe2a575b01e6cbedf7
sha256
1fc990e34ab6868d4d7265623d8220044bbf03b56da3db0d11e5852012991040
sha512
97dd7c767c10b7268477f9e96d781edad894c18c46a181cbb1e6c399361313437fc4f5127d2e5489a47823539f259b2d93e9b410bdfbc7c21a2f2751d3c7fa71
ripemd-160
66a42b0e0e0ebce4d39f02d3f98ea137182e0d8e
Diameter
5722842
Circumference
17978838.384855
Area
25722512855015
Volume
9.8137251274814E+19
Surface area
1.0289005142006E+14
Circumference
17978838.384855
Perimeter
11445684
Area
8187730139241
Diagonal
4046660.3858592
Surface area
49126380835446
Volume
2.3428542962757E+19
Space diagonal
4956126.5538445
Perimeter
8584263
Area
3545391149957.1
Altitude
2478063.2769223
Surface area
3545391149957.1
Volume
2.7610802670477E+18
Height
1348886.7952864