19381640 is an even 8-digits composite number following 19381639
and preceding 19381641 . In scientific notation, it is written as 1.9381640 × 10^7.
The sum of its digits is 32. It has a total of 6 prime factors and 32 positive divisors.
There are 7415232 positive integers (up to 19381640) that are relatively prime to 19381640.
19381640 has 32 divisors, whose sum is 45506880
The reverse of 19381640 is 04618391
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
nineteen million three hundred eighty-one thousand six hundred forty
Scientific notation
1.9381640 × 10^7
Engineering notation
1.9381640 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 23 × 21067
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
4845410
Product of the distinct prime numbers
The prime factorization of 19381640 is 2 × 2 × 2 × 5 × 23 × 21067.
Since it has a total of 6 prime factors.
3 , 2 , 46 , 35 , 946 , 241 , 707 , 8615 , 14452 , 42197 , 618136 , 419209 , 1556304 , 5617819 , 68190778 , 82174552 , 286118905 , 219037144 , 448246790 , 5445422592
n×2
38763280
n×3
58144920
n×4
77526560
n×5
96908200
n÷2
9690820
n÷3
6460546.6666667
n÷3
4845410
n÷5
3876328
n2
375647969089600
n3
7.2806737036258E+21
n4
1.4111139668114E+29
n5
2.7349702903711E+36
2 √n
4402.4584041192
3 √n
268.61494638547
4 √n
66.351024137682
5 √n
28.673328118986
1 , 2 , 4 , 5 , 8 , 10 , 20 , 23 , 40 , 46 , 92 , 115 , 184 , 230 , 460 , 920 , 21067 , 42134 , 84268 , 105335 , 168536 , 210670 , 421340 , 484541 , 842680 , 969082 , 1938164 , 2422705 , 3876328 , 4845410 , 9690820 , 19381640
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19381639
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19381640 can be divided by 32 positive divisors.
The sum of these divisors (counting 19381640) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001001111011110110001000
3
Ternary
1100110200121112
4
Quaternary
1021323312020
5
Quinary
14430203030
6
Senary
1531225452
8
Octal
111736610
10
Decimal
19381640
12
Duodecimal
65a8288
16
Hexadecimal
127bd88
20
Vigesimal
612e20
36
Base36
bjeyw
md5
4407652a04a90e1e4854152d7d32ba02
sha1
839533ce651ddda29a60be7d81cc3b604c0a64fd
sha256
ef0a521b96972c35bd0fb5fe3badff8e2118f6a528ed5113470f8cdd168c7087
sha512
b1c24b59078c77e4c4de2780fb968a4af7a910a428c5d3ef9a9d79e1cd7a4bbb7cb58429439080d55c03a66830463dc50b7e402d55451354aa07fa02fcee7e4b
ripemd-160
8100c3d47ebc6ff6e233a9dd1438d17c9668751f
Diameter
38763280
Circumference
121778435.67704
Area
1.1801329000278E+15
Volume
3.0497214693993E+22
Surface area
4.7205316001113E+15
Circumference
121778435.67704
Perimeter
77526560
Area
375647969089600
Diagonal
27409778.149033
Surface area
2253887814537600
Volume
7.2806737036258E+21
Space diagonal
33569985.214009
Perimeter
58144920
Area
1.6266034205581E+14
Altitude
16784992.607005
Surface area
1.6266034205581E+14
Volume
8.5803562457339E+20
Height
9136592.7163443