2018939 is an odd 7-digits composite number following 2018938
and preceding 2018940 . In scientific notation, it is written as 2.018939 × 10^6.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 1863624 positive integers (up to 2018939) that are relatively prime to 2018939.
2018939 has 4 divisors, whose sum is 2174256
The reverse of 2018939 is 9398102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 32
Digital Root 5
Name
two million eighteen thousand nine hundred thirty-nine
Scientific notation
2.018939 × 10^6
Engineering notation
2.018939 × 10^6
Prime Factorization
13 × 155303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2018939
Product of the distinct prime numbers
The prime factorization of 2018939 is 13 × 155303.
Since it has a total of 2 prime factors.
1 , 7 , 63 , 83 , 805 , 94 , 3550 , 545 , 74166 , 64945 , 836324 , 599151 , 9917698 , 136502 , 23501635 , 16226994 , 310632282 , 883561181 , 1257711785 , 2009826450
n×2
4037878
n×3
6056817
n×4
8075756
n×5
10094695
n÷2
1009469.5
n÷3
672979.66666667
n÷3
504734.75
n÷5
403787.8
n2
4076114685721
n3
8229426907474870019
n4
1.661471093115E+25
n5
3.3544087872626E+31
2 √n
1420.8937328316
3 √n
126.38855031016
4 √n
37.69474410089
5 √n
18.239991830783
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
-2018938
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 2018939 can be divided by 4 positive divisors.
The sum of these divisors (counting 2018939) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100111001111011
3
Ternary
10210120110112
4
Quaternary
13230321323
5
Quinary
1004101224
6
Senary
111134535
8
Octal
7547173
10
Decimal
2018939
12
Duodecimal
81444b
16
Hexadecimal
1ece7b
20
Vigesimal
cc76j
36
Base36
179tn
md5
a2a07f6a43c475141ead016a5a834f35
sha1
5911a2c1a8dc37b70e5564fe09feac739884435e
sha256
7b779865f65f1d56379a82e6b80148b03584bc74b3b030a04b83b600fd3aa8d4
sha512
83ffc4bdaf38cba740e7f04c1e4fad7bf95c2a1f9d5e4a9b11a966d0ac4690e3f7755ade024974e7646baf1b1935ff394100742f790ce3aae3d7328162f7c283
ripemd-160
afb70788f1a708d337b7e7676df0785ec1f2afdf
Diameter
4037878
Circumference
12685367.860892
Area
12805491951851
Volume
3.4471342821036E+19
Surface area
51221967807402
Circumference
12685367.860892
Perimeter
8075756
Area
4076114685721
Diagonal
2855210.915404
Surface area
24456688114326
Volume
8229426907474870019
Space diagonal
3496904.9253823
Perimeter
6056817
Area
1765009433286.6
Altitude
1748452.4626912
Surface area
1765009433286.6
Volume
9.6984726192575E+17
Height
951736.97180132