2138885 is an odd 7-digits composite number following 2138884
and preceding 2138886 . In scientific notation, it is written as 2.138885 × 10^6.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 1402368 positive integers (up to 2138885) that are relatively prime to 2138885.
2138885 has 8 divisors, whose sum is 2296512
The reverse of 2138885 is 5888312
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 35
Digital Root 8
Name
two million one hundred thirty-eight thousand eight hundred eighty-five
Scientific notation
2.138885 × 10^6
Engineering notation
2.138885 × 10^6
Prime Factorization
35 × 23 × 2657
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2138885
Product of the distinct prime numbers
The prime factorization of 2138885 is 35 × 23 × 2657.
Since it has a total of 3 prime factors.
9 , 3 , 76 , 27 , 107 , 652 , 9471 , 4208 , 23819 , 89286 , 656446 , 392212 , 5716353 , 176775 , 32452160 , 61141168 , 400533914 , 625779055 , 1453657626 , 5622795763
n×2
4277770
n×3
6416655
n×4
8555540
n×5
10694425
n÷2
1069442.5
n÷3
712961.66666667
n÷3
534721.25
n÷5
427777
n2
4574829043225
n3
9.7850332181183E+18
n4
2.0929060774735E+25
n5
4.4764854155169E+31
2 √n
1462.4927350247
3 √n
128.84348945487
4 √n
38.242551366569
5 √n
18.45174682074
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
-2138884
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 2138885 can be divided by 8 positive divisors.
The sum of these divisors (counting 2138885) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000001010001100000101
3
Ternary
11000122222222
4
Quaternary
20022030011
5
Quinary
1021421020
6
Senary
113502125
8
Octal
10121405
10
Decimal
2138885
12
Duodecimal
871945
16
Hexadecimal
20a305
20
Vigesimal
d7745
36
Base36
19udh
md5
e404e688329953d5774ccfe6e7845fc1
sha1
82013eb26d24e42612c8c6f348a6a6d4ea5ea531
sha256
fc9f6ddeedd113a48c74f42bbc55269e3f78f8fcf2bad53ee6a310718939c828
sha512
bad0d3af20248190dedd0f569b6eecd6f4ddc6d79443188dcdf982363c9b1dace57afaa5e051e566552c4b6560e28ed6e5ae57695ebe22f50d1322f59dc24a7c
ripemd-160
97fca0b17caf9ae22e26e7dc03c9039947427cdf
Diameter
4277770
Circumference
13439010.805747
Area
14372249313625
Volume
4.0987451297563E+19
Surface area
57488997254500
Circumference
13439010.805747
Perimeter
8555540
Area
4574829043225
Diagonal
3024840.1753564
Surface area
27448974259350
Volume
9.7850332181183E+18
Space diagonal
3704657.491547
Perimeter
6416655
Area
1980959084701.9
Altitude
1852328.7457735
Surface area
1980959084701.9
Volume
1.1531772237778E+18
Height
1008280.0584521