1993821 is an odd 7-digits composite number following 1993820
and preceding 1993822 . In scientific notation, it is written as 1.993821 × 10^6.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 1324320 positive integers (up to 1993821) that are relatively prime to 1993821.
1993821 has 8 divisors, whose sum is 2668224
The reverse of 1993821 is 1283991
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 33
Digital Root 6
Name
one million nine hundred ninety-three thousand eight hundred twenty-one
Scientific notation
1.993821 × 10^6
Engineering notation
1.993821 × 10^6
Prime Factorization
3 × 311 × 2137
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1993821
Product of the distinct prime numbers
The prime factorization of 1993821 is 3 × 311 × 2137.
Since it has a total of 3 prime factors.
5 , 4 , 77 , 3 , 430 , 543 , 5701 , 3054 , 20814 , 23100 , 324930 , 571994 , 9017934 , 5752549 , 64217038 , 28024091 , 981441607 , 894210606 , 9976353017 , 3300271968
n×2
3987642
n×3
5981463
n×4
7975284
n×5
9969105
n÷2
996910.5
n÷3
664607
n÷3
498455.25
n÷5
398764.2
n2
3975322180041
n3
7926080844331526661
n4
1.5803186435126E+25
n5
3.1508724981269E+31
2 √n
1412.0272660257
3 √n
125.86222026844
4 √n
37.57695126039
5 √n
18.194378836381
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
-1993820
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 1993821 can be divided by 8 positive divisors.
The sum of these divisors (counting 1993821) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100110110001011101
3
Ternary
10202022000020
4
Quaternary
13212301131
5
Quinary
1002300241
6
Senary
110422353
8
Octal
7466135
10
Decimal
1993821
12
Duodecimal
8019b9
16
Hexadecimal
1e6c5d
20
Vigesimal
c94b1
36
Base36
16qfx
md5
9ea0756b074f1809cf65148ae8f440d6
sha1
eb2bda7e21a8b97028bda11764462cca8ce6992d
sha256
3d3838244368c994bdb502319c788c42d36b24c3e8c995a1ca23544d50aa99a6
sha512
bb7f82f60f22f015bc95a28680cf55d6f385a46bc03bc92fdc45c2b6d66671c23e2f100775577ff7c70a0c1eec824784e0de02e8d24fb1163e7d3cfc509e0dd1
ripemd-160
9797ffb68fa7dfb460eb88eb8115b8f05be38c87
Diameter
3987642
Circumference
12527546.812346
Area
12488842956469
Volume
3.3200689803081E+19
Surface area
49955371825877
Circumference
12527546.812346
Perimeter
7975284
Area
3975322180041
Diagonal
2819688.6991443
Surface area
23851933080246
Volume
7926080844331526661
Space diagonal
3453399.2731978
Perimeter
5981463
Area
1721364998071.6
Altitude
1726699.6365989
Surface area
1721364998071.6
Volume
9.3409758554327E+17
Height
939896.2330481