1993758421 is an odd 10-digits composite number following 1993758420
and preceding 1993758422 . In scientific notation, it is written as 1.993758421 × 10^9.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 1980377344 positive integers (up to 1993758421) that are relatively prime to 1993758421.
1993758421 has 4 divisors, whose sum is 2007139500
The reverse of 1993758421 is 1248573991
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 49
Digital Root 4
Name
one billion nine hundred ninety-three million seven hundred fifty-eight thousand four hundred twenty-one
Scientific notation
1.993758421 × 10^9
Engineering notation
1.993758421 × 10^9
Prime Factorization
149 × 13380929
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1993758421
Product of the distinct prime numbers
The prime factorization of 1993758421 is 149 × 13380929.
Since it has a total of 2 prime factors.
8 , 5 , 38 , 41 , 21 , 582 , 2079 , 8516 , 2617 , 65241 , 228909 , 740745 , 5345471 , 9613139 , 66838621 , 74656581 , 229306109 , 894357948 , 415733400 , 885040020
n×2
3987516842
n×3
5981275263
n×4
7975033684
n×5
9968792105
n÷2
996879210.5
n÷3
664586140.33333
n÷3
498439605.25
n÷5
398751684.2
n2
3975072641308413241
n3
7.9253345526954E+27
n4
1.5801202503679E+37
n5
3.1503780553636E+46
2 √n
44651.522045727
3 √n
1258.6090346446
4 √n
211.30906758993
5 √n
72.432672095584
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
-1993758420
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 1993758421 can be divided by 4 positive divisors.
The sum of these divisors (counting 1993758421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110110101100101011011010101
3
Ternary
12010221121102101111
4
Quaternary
1312311211123111
5
Quinary
13040400232141
6
Senary
525501055021
8
Octal
16665453325
10
Decimal
1993758421
12
Duodecimal
477857471
16
Hexadecimal
76d656d5
20
Vigesimal
1b30jg11
36
Base36
wz15ud
md5
6f77e4196780d11611a4e00e77598694
sha1
c6b48a466831a7c05a8f91d75794e168e4aec400
sha256
0be75c28757492357d531c07e8df9d40a999b06755c68178d5b948a32823f556
sha512
b1f3328f7795976b2018d8b082abc61ec8d89632335974525ec7693bafbb9e3065c80f3238833e7749c897478b6d6f0da9851e64f4811f4f7638318facd9830b
ripemd-160
b4a0facc2599c137bd396ee4206bae395f6e5b0b
Diameter
3987516842
Circumference
12527153616.893
Area
1.248805900742E+19
Volume
3.3197563743985E+28
Surface area
4.9952236029681E+19
Circumference
12527153616.893
Perimeter
7975033684
Area
3975072641308413241
Diagonal
2819600199.0738
Surface area
2.385043584785E+19
Volume
7.9253345526954E+27
Space diagonal
3453290883.1903
Perimeter
5981275263
Area
1.7212569446308E+18
Altitude
1726645441.5951
Surface area
1.7212569446308E+18
Volume
9.3400963423049E+26
Height
939866733.02459