1990448 is an even 7-digits composite number following 1990447
and preceding 1990449 . In scientific notation, it is written as 1.990448 × 10^6.
The sum of its digits is 35. It has a total of 6 prime factors and 20 positive divisors.
There are 962880 positive integers (up to 1990448) that are relatively prime to 1990448.
1990448 has 20 divisors, whose sum is 3981888
The reverse of 1990448 is 8440991
Previous prime number is 31
Is Prime? no
Number parity even
Number length 7
Sum of Digits 35
Digital Root 8
Name
one million nine hundred ninety thousand four hundred forty-eight
Scientific notation
1.990448 × 10^6
Engineering notation
1.990448 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 31 × 4013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
248806
Product of the distinct prime numbers
The prime factorization of 1990448 is 2 × 2 × 2 × 2 × 31 × 4013.
Since it has a total of 6 prime factors.
6 , 9 , 30 , 35 , 822 , 820 , 229 , 7063 , 61009 , 66921 , 996104 , 323797 , 5178346 , 4864750 , 94297654 , 74727635 , 184947639 , 425352561 , 1482035655 , 656999705
n×2
3980896
n×3
5971344
n×4
7961792
n×5
9952240
n÷2
995224
n÷3
663482.66666667
n÷3
497612
n÷5
398089.6
n2
3961883240704
n3
7885922572692795392
n4
1.5696518812971E+25
n5
3.1243104478241E+31
2 √n
1410.8323784206
3 √n
125.79120538591
4 √n
37.56104868638
5 √n
18.188218683561
1 , 2 , 4 , 8 , 16 , 31 , 62 , 124 , 248 , 496 , 4013 , 8026 , 16052 , 32104 , 64208 , 124403 , 248806 , 497612 , 995224 , 1990448
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1990447
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990448 can be divided by 20 positive divisors.
The sum of these divisors (counting 1990448) is 1, the average is 0.05.
Base
System
Value
2
Binary
111100101111100110000
3
Ternary
10202010101022
4
Quaternary
13211330300
5
Quinary
1002143243
6
Senary
110355012
8
Octal
7457460
10
Decimal
1990448
12
Duodecimal
7bba68
16
Hexadecimal
1e5f30
20
Vigesimal
c8g28
36
Base36
16nu8
md5
b126ab8bb06772839892a0e71b01333b
sha1
a0d4a34034ca9ad8092034f27e71942eac6050fd
sha256
368a731d04ba07eca9d982aafee29dc4ecfa2dbe1755bd97663c3fbd9967257d
sha512
420a5fb1792a0a718da392a730b8546adbf191b0fbbbf68d9cc74cdb33767b1de53d4db94b4ffc3d374154338eac34aae311542d595ecc56c7d0a2802e883f3f
ripemd-160
c0426ee70dd94ae5deff37351cba162f88b15db1
Diameter
3980896
Circumference
12506353.628305
Area
12446623283376
Volume
3.3032475228199E+19
Surface area
49786493133505
Circumference
12506353.628305
Perimeter
7961792
Area
3961883240704
Diagonal
2814918.5567984
Surface area
23771299444224
Volume
7885922572692795392
Space diagonal
3447557.0658239
Perimeter
5971344
Area
1715545766638.7
Altitude
1723778.5329119
Surface area
1715545766638.7
Volume
9.2936488784386E+17
Height
938306.18559947