19903984 is an even 8-digits composite number following 19903983
and preceding 19903985 . In scientific notation, it is written as 1.9903984 × 10^7.
The sum of its digits is 43. It has a total of 6 prime factors and 20 positive divisors.
There are 9630720 positive integers (up to 19903984) that are relatively prime to 19903984.
19903984 has 20 divisors, whose sum is 39808960
The reverse of 19903984 is 48930991
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million nine hundred three thousand nine hundred eighty-four
Scientific notation
1.9903984 × 10^7
Engineering notation
1.9903984 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 31 × 40129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2487998
Product of the distinct prime numbers
The prime factorization of 19903984 is 2 × 2 × 2 × 2 × 31 × 40129.
Since it has a total of 6 prime factors.
3 , 3 , 60 , 25 , 100 , 213 , 8537 , 7172 , 95885 , 39313 , 584265 , 647054 , 3393994 , 6941885 , 41075694 , 69570788 , 458577406 , 568034830 , 10999007 , 9154793817
n×2
39807968
n×3
59711952
n×4
79615936
n×5
99519920
n÷2
9951992
n÷3
6634661.3333333
n÷3
4975996
n÷5
3980796.8
n2
396168579072256
n3
7.8853330591569E+21
n4
1.5694954304413E+29
n5
3.1239211935577E+36
2 √n
4461.3881247881
3 √n
271.00668547388
4 √n
66.793623384183
5 √n
28.82624030813
1 , 2 , 4 , 8 , 16 , 31 , 62 , 124 , 248 , 496 , 40129 , 80258 , 160516 , 321032 , 642064 , 1243999 , 2487998 , 4975996 , 9951992 , 19903984
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
-19903983
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 19903984 can be divided by 20 positive divisors.
The sum of these divisors (counting 19903984) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001011111011010111110000
3
Ternary
1101110020010121
4
Quaternary
1023323113300
5
Quinary
20043411414
6
Senary
1550340024
8
Octal
113732760
10
Decimal
19903984
12
Duodecimal
67ba614
16
Hexadecimal
12fb5f0
20
Vigesimal
647jj4
36
Base36
bum0g
md5
9b86d1101cef0e9e9dd2d9b4484cb48d
sha1
11e32707b5a2562449175635a173bb652e24ee2f
sha256
3e90e30cc063bcaeee55d27d83330b3cdbdd070eb8a871d764737c20cd1a44c1
sha512
b7e908a244e4507262a32ff0cc4cc10f92ed18324e1eeb0b7664c899a054ad8a452da2c6ddf085eb946dde4c2a1fd5c7dacd1701f916c0ab92f2533814b5d699
ripemd-160
09bd2b3ba6aac7a1a564b21c60021c02c38c1670
Diameter
39807968
Circumference
125060419.82314
Area
1.2446002975965E+15
Volume
3.3030005879675E+22
Surface area
4.978401190386E+15
Circumference
125060419.82314
Perimeter
79615936
Area
396168579072256
Diagonal
28148484.118057
Surface area
2377011474433536
Volume
7.8853330591569E+21
Space diagonal
34474711.561038
Perimeter
59711952
Area
1.7154602682888E+14
Altitude
17237355.780519
Surface area
1.7154602682888E+14
Volume
9.2929541300739E+20
Height
9382828.0393524