20193749 is an odd 8-digits composite number following 20193748
and preceding 20193750 . In scientific notation, it is written as 2.0193749 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 19368720 positive integers (up to 20193749) that are relatively prime to 20193749.
20193749 has 8 divisors, whose sum is 21034368
The reverse of 20193749 is 94739102
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred ninety-three thousand seven hundred forty-nine
Scientific notation
2.0193749 × 10^7
Engineering notation
2.0193749 × 10^6
Prime Factorization
37 × 71 × 7687
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20193749
Product of the distinct prime numbers
The prime factorization of 20193749 is 37 × 71 × 7687.
Since it has a total of 3 prime factors.
2 , 9 , 33 , 24 , 483 , 973 , 7492 , 2337 , 71743 , 61320 , 30330 , 477223 , 8880442 , 6557254 , 52130610 , 83945940 , 650672644 , 983637064 , 8356973645 , 9145396402
n×2
40387498
n×3
60581247
n×4
80774996
n×5
100968745
n÷2
10096874.5
n÷3
6731249.6666667
n÷3
5048437.25
n÷5
4038749.8
n2
407787498675001
n3
8.2347583935808E+21
n4
1.6629064407561E+29
n5
3.3580315275113E+36
2 √n
4493.7455424178
3 √n
272.31547252516
4 √n
67.035405140999
5 √n
28.909687073455
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
-20193748
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 20193749 can be divided by 8 positive divisors.
The sum of these divisors (counting 20193749) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000010000111010101
3
Ternary
1101222221121122
4
Quaternary
1031002013111
5
Quinary
20132144444
6
Senary
2000453325
8
Octal
115020725
10
Decimal
20193749
12
Duodecimal
691a245
16
Hexadecimal
13421d5
20
Vigesimal
664479
36
Base36
c0tlh
md5
0126cd61efd0a030eb70c4281d9185ad
sha1
5b6887567dcca3bc47c4a19a77a5c3bcbb3004d3
sha256
0fb56edd3254fe7bfb9ac55c942186c1348ac2085af36bcce5c2ab2aa07f4316
sha512
046a63a8dd7e33e7056e589b87863b8a3d0aea0b54aa47391c94ab58d0656bc8a7c828142e1b5eca72ed786c025162cf0ff0af88dc753630d1f2323a87749b76
ripemd-160
df429a244887c23a36a989a106f4f705488bb4f6
Diameter
40387498
Circumference
126881067.01367
Area
1.2811022100631E+15
Volume
3.4493675297814E+22
Surface area
5.1244088402526E+15
Circumference
126881067.01367
Perimeter
80774996
Area
407787498675001
Diagonal
28558273.710958
Surface area
2446724992050006
Volume
8.2347583935808E+21
Space diagonal
34976599.263293
Perimeter
60581247
Area
1.7657716659913E+14
Altitude
17488299.631647
Surface area
1.7657716659913E+14
Volume
9.7047558358897E+20
Height
9519424.5703194