1990406 is an even 7-digits composite number following 1990405
and preceding 1990407 . In scientific notation, it is written as 1.990406 × 10^6.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 904720 positive integers (up to 1990406) that are relatively prime to 1990406.
1990406 has 8 divisors, whose sum is 3257064
The reverse of 1990406 is 6040991
Previous prime number is 11
Is Prime? no
Number parity even
Number length 7
Sum of Digits 29
Digital Root 2
Name
one million nine hundred ninety thousand four hundred six
Scientific notation
1.990406 × 10^6
Engineering notation
1.990406 × 10^6
Prime Factorization
2 × 11 × 90473
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1990406
Product of the distinct prime numbers
The prime factorization of 1990406 is 2 × 11 × 90473.
Since it has a total of 3 prime factors.
6 , 7 , 78 , 87 , 441 , 312 , 5134 , 269 , 85446 , 39994 , 665203 , 221247 , 9050294 , 2143703 , 40270577 , 76445587 , 424813379 , 898234274 , 4307378692 , 569974516
n×2
3980812
n×3
5971218
n×4
7961624
n×5
9952030
n÷2
995203
n÷3
663468.66666667
n÷3
497601.5
n÷5
398081.2
n2
3961716044836
n3
7885423385937843416
n4
1.5695194019911E+25
n5
3.1239808348395E+31
2 √n
1410.8174935122
3 √n
125.79032061562
4 √n
37.560850542981
5 √n
18.188141925803
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
-1990405
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 1990406 can be divided by 8 positive divisors.
The sum of these divisors (counting 1990406) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100101111100000110
3
Ternary
10202010022202
4
Quaternary
13211330012
5
Quinary
1002143111
6
Senary
110354502
8
Octal
7457406
10
Decimal
1990406
12
Duodecimal
7bba32
16
Hexadecimal
1e5f06
20
Vigesimal
c8g06
36
Base36
16nt2
md5
b18163b115fe354dcbf762b615866842
sha1
7652cea097f201f84b86a4cd4050b80ec19bbd96
sha256
6414c5c8af92cb6677072456d7087e0383aa9a1cff44c7455ea218d7451bbff5
sha512
79dadc5ce2aab2b167bc63c5374d3aba647e21bf332aa9eaf54a89dbda8a5f65a0d064fbad62184b035a7e71f6ea3c8e019bccffa2b948b004f00e040c4e3b98
ripemd-160
32b743eafc3c4523235df9f740deb21f9d788aaf
Diameter
3980812
Circumference
12506089.734522
Area
12446098022066
Volume
3.303038423961E+19
Surface area
49784392088262
Circumference
12506089.734522
Perimeter
7961624
Area
3961716044836
Diagonal
2814859.1598288
Surface area
23770296269016
Volume
7885423385937843416
Space diagonal
3447484.3196899
Perimeter
5971218
Area
1715473368704.2
Altitude
1723742.159845
Surface area
1715473368704.2
Volume
9.2930605812061E+17
Height
938286.38660959