2138081 is an odd 7-digits composite number following 2138080
and preceding 2138082 . In scientific notation, it is written as 2.138081 × 10^6.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 1943700 positive integers (up to 2138081) that are relatively prime to 2138081.
2138081 has 4 divisors, whose sum is 2332464
The reverse of 2138081 is 1808312
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 23
Digital Root 5
Name
two million one hundred thirty-eight thousand eighty-one
Scientific notation
2.138081 × 10^6
Engineering notation
2.138081 × 10^6
Prime Factorization
11 × 194371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2138081
Product of the distinct prime numbers
The prime factorization of 2138081 is 11 × 194371.
Since it has a total of 2 prime factors.
9 , 5 , 83 , 67 , 765 , 706 , 7673 , 2283 , 59958 , 97900 , 208431 , 432844 , 4057482 , 3395729 , 31025840 , 39003962 , 206503898 , 602201490 , 8051623885 , 3977364823
n×2
4276162
n×3
6414243
n×4
8552324
n×5
10690405
n÷2
1069040.5
n÷3
712693.66666667
n÷3
534520.25
n÷5
427616.2
n2
4571390362561
n3
9.7740028777748E+18
n4
2.0897609846916E+25
n5
4.4680782559103E+31
2 √n
1462.2178360285
3 √n
128.82734348038
4 √n
38.23895704682
5 √n
18.450359421646
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
-2138080
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 2138081 can be divided by 4 positive divisors.
The sum of these divisors (counting 2138081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000001001111111100001
3
Ternary
11000121220012
4
Quaternary
20021333201
5
Quinary
1021404311
6
Senary
113454305
8
Octal
10117741
10
Decimal
2138081
12
Duodecimal
871395
16
Hexadecimal
209fe1
20
Vigesimal
d7541
36
Base36
19tr5
md5
48a3ea4e8f7c4d39dcab4184bfaefa56
sha1
39037eaf78b0896684517029d9bf76869c06ccfc
sha256
42411b49a0035fd734f3657dc70ac055f25d412d607236f4442e7c35a5a1b681
sha512
951e2475c60f9b357b7448bb1ba57165a1efbe0707a6c2fc94bf82ab1f6f89a21088ef536d420e0237f4fc8f524fd6c32397bc31aa7459fbef1ca5b7e22ca909
ripemd-160
4970cc6a3c1ee7fb68d177fb2765ab75117eb89f
Diameter
4276162
Circumference
13433959.12476
Area
14361446379713
Volume
4.0941247515977E+19
Surface area
57445785518851
Circumference
13433959.12476
Perimeter
8552324
Area
4571390362561
Diagonal
3023703.1476522
Surface area
27428342175366
Volume
9.7740028777748E+18
Space diagonal
3703264.9226977
Perimeter
6414243
Area
1979470092296.6
Altitude
1851632.4613488
Surface area
1979470092296.6
Volume
1.1518772857019E+18
Height
1007901.0492174