1990669 is an odd 7-digits composite number following 1990668
and preceding 1990670 . In scientific notation, it is written as 1.990669 × 10^6.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 1985500 positive integers (up to 1990669) that are relatively prime to 1990669.
1990669 has 4 divisors, whose sum is 1995840
The reverse of 1990669 is 9660991
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 40
Digital Root 4
Name
one million nine hundred ninety thousand six hundred sixty-nine
Scientific notation
1.990669 × 10^6
Engineering notation
1.990669 × 10^6
Prime Factorization
419 × 4751
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1990669
Product of the distinct prime numbers
The prime factorization of 1990669 is 419 × 4751.
Since it has a total of 2 prime factors.
2 , 8 , 49 , 88 , 598 , 691 , 6466 , 9908 , 4329 , 69367 , 621712 , 230943 , 1824782 , 9674129 , 40148929 , 68057030 , 690955597 , 779770763 , 3415618405 , 9372172983
n×2
3981338
n×3
5972007
n×4
7962676
n×5
9953345
n÷2
995334.5
n÷3
663556.33333333
n÷3
497667.25
n÷5
398133.8
n2
3962763067561
n3
7888549592938588309
n4
1.5703491129625E+25
n5
3.126045298352E+31
2 √n
1410.9106988041
3 √n
125.7958607579
4 √n
37.562091246417
5 √n
18.18862255423
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
-1990668
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 1990669 can be divided by 4 positive divisors.
The sum of these divisors (counting 1990669) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100110000000001101
3
Ternary
10202010200111
4
Quaternary
13212000031
5
Quinary
1002200134
6
Senary
110400021
8
Octal
7460015
10
Decimal
1990669
12
Duodecimal
800011
16
Hexadecimal
1e600d
20
Vigesimal
c8gd9
36
Base36
16o0d
md5
450497a0db356a21c2a886911631cc27
sha1
801b78ad208e497f52f86d7761681d148662b0f8
sha256
43656ecb3a3193ec9978e53e33c4ebadf2d277cd436f89005788b5230722b1c2
sha512
a66583fb4028f2e58e499fd81d1c64d39d1c0e4f192f37f32a2263495ba6dfe8f8a7c524e26c5ff5ed7cd63e8421f9bb2806464db388e5a65a0597663d72f847
ripemd-160
a198612fafc1809e279f9229361e88dc9f60941b
Diameter
3981338
Circumference
12507742.212258
Area
12449387340967
Volume
3.3043479264873E+19
Surface area
49797549363866
Circumference
12507742.212258
Perimeter
7962676
Area
3962763067561
Diagonal
2815231.0979957
Surface area
23776578405366
Volume
7888549592938588309
Space diagonal
3447939.8490523
Perimeter
5972007
Area
1715926742843.3
Altitude
1723969.9245262
Surface area
1715926742843.3
Volume
9.2967448514888E+17
Height
938410.36599856