2138843 is an odd 7-digits composite number following 2138842
and preceding 2138844 . In scientific notation, it is written as 2.138843 × 10^6.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 1802880 positive integers (up to 2138843) that are relatively prime to 2138843.
2138843 has 8 divisors, whose sum is 2484960
The reverse of 2138843 is 3488312
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 29
Digital Root 2
Name
two million one hundred thirty-eight thousand eight hundred forty-three
Scientific notation
2.138843 × 10^6
Engineering notation
2.138843 × 10^6
Prime Factorization
7 × 61 × 5009
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2138843
Product of the distinct prime numbers
The prime factorization of 2138843 is 7 × 61 × 5009.
Since it has a total of 3 prime factors.
10 , 1 , 53 , 20 , 755 , 749 , 646 , 8916 , 74180 , 44183 , 911636 , 291349 , 5132870 , 1261044 , 18561961 , 55859876 , 154960839 , 81981735 , 6105535682 , 1948570408
n×2
4277686
n×3
6416529
n×4
8555372
n×5
10694215
n÷2
1069421.5
n÷3
712947.66666667
n÷3
534710.75
n÷5
427768.6
n2
4574649378649
n3
9.7844568009778E+18
n4
2.0927416937574E+25
n5
4.4760459225011E+31
2 √n
1462.4783759085
3 √n
128.84264610862
4 √n
38.242363628684
5 √n
18.451674354997
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
-2138842
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 2138843 can be divided by 8 positive divisors.
The sum of these divisors (counting 2138843) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001010001011011011
3
Ternary
11000122221102
4
Quaternary
20022023123
5
Quinary
1021420333
6
Senary
113502015
8
Octal
10121333
10
Decimal
2138843
12
Duodecimal
87190b
16
Hexadecimal
20a2db
20
Vigesimal
d7723
36
Base36
19ucb
md5
329716f1da75f71ba530b020488b497f
sha1
69d8ddd9134e807d983cad0c73e36f9797070913
sha256
c7ee11205591a5ba858c93021cffffdcb0b90d6a44ac083f5290490d6742b589
sha512
a82c5e973e873b5ef2d4290f547e16a24a5583d242dbb323580e7b70fcb82cddcfcd8aa402126508b79e5954a4c0a3b5f7333735aa152c8c16a8baefb0b84513
ripemd-160
a865a25f1904eec539c4c010dc5c368565e32f2b
Diameter
4277686
Circumference
13438746.911964
Area
14371684880713
Volume
4.0985036807091E+19
Surface area
57486739522851
Circumference
13438746.911964
Perimeter
8555372
Area
4574649378649
Diagonal
3024780.7783868
Surface area
27447896271894
Volume
9.7844568009778E+18
Space diagonal
3704584.745413
Perimeter
6416529
Area
1980881287658.4
Altitude
1852292.3727065
Surface area
1980881287658.4
Volume
1.1531092923664E+18
Height
1008260.2594623