1990409 is an odd 7-digits composite number following 1990408
and preceding 1990410 . In scientific notation, it is written as 1.990409 × 10^6.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 1979904 positive integers (up to 1990409) that are relatively prime to 1990409.
1990409 has 4 divisors, whose sum is 2000916
The reverse of 1990409 is 9040991
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 32
Digital Root 5
Name
one million nine hundred ninety thousand four hundred nine
Scientific notation
1.990409 × 10^6
Engineering notation
1.990409 × 10^6
Prime Factorization
193 × 10313
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1990409
Product of the distinct prime numbers
The prime factorization of 1990409 is 193 × 10313.
Since it has a total of 2 prime factors.
10 , 4 , 48 , 73 , 748 , 932 , 4908 , 6379 , 88809 , 39586 , 852547 , 839171 , 6804992 , 3337120 , 17421331 , 69622242 , 546505874 , 841252890 , 5846008469 , 4680436188
n×2
3980818
n×3
5971227
n×4
7961636
n×5
9952045
n÷2
995204.5
n÷3
663469.66666667
n÷3
497602.25
n÷5
398081.8
n2
3961727987281
n3
7885459041435987929
n4
1.5695288645206E+25
n5
3.1240043777015E+31
2 √n
1410.8185567251
3 √n
125.79038381391
4 √n
37.560864696185
5 √n
18.188147408543
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
-1990408
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 1990409 can be divided by 4 positive divisors.
The sum of these divisors (counting 1990409) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100101111100001001
3
Ternary
10202010022212
4
Quaternary
13211330021
5
Quinary
1002143114
6
Senary
110354505
8
Octal
7457411
10
Decimal
1990409
12
Duodecimal
7bba35
16
Hexadecimal
1e5f09
20
Vigesimal
c8g09
36
Base36
16nt5
md5
6334a6a0cf0022ae5c18c7a4870a97fe
sha1
7312e170de54db7ea2f736287a42949d138bcd0a
sha256
9ce1299ecf96925323c9e8feff178f1c206078dbd52104997c2cee63145cdfbe
sha512
9669faf682e0662045fc6a165e296c23bb2e9f1972c1c7642002e93538dd3bb8da8c597de7e430ac445325a4255548056b6b0c1780a62e361078caf308d3c964
ripemd-160
5fcd46721f597832c8ac8332dded2081378f0e74
Diameter
3980818
Circumference
12506108.584078
Area
12446135540363
Volume
3.3030533593011E+19
Surface area
49784542161452
Circumference
12506108.584078
Perimeter
7961636
Area
3961727987281
Diagonal
2814863.4024695
Surface area
23770367923686
Volume
7885459041435987929
Space diagonal
3447489.5158424
Perimeter
5971227
Area
1715478539934.6
Altitude
1723744.7579212
Surface area
1715478539934.6
Volume
9.2931026016136E+17
Height
938287.80082316