19984644 is an even 8-digits composite number following 19984643
and preceding 19984645 . In scientific notation, it is written as 1.9984644 × 10^7.
The sum of its digits is 45. It has a total of 6 prime factors and 30 positive divisors.
There are 6661440 positive integers (up to 19984644) that are relatively prime to 19984644.
19984644 has 30 divisors, whose sum is 52244654
The reverse of 19984644 is 44648991
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine hundred eighty-four thousand six hundred forty-four
Scientific notation
1.9984644 × 10^7
Engineering notation
1.9984644 × 10^6
Prime Factorization
2 × 2 × 3 × 3 × 9 × 61681
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3330774
Product of the distinct prime numbers
The prime factorization of 19984644 is 2 × 2 × 3 × 3 × 9 × 61681.
Since it has a total of 6 prime factors.
9 , 7 , 25 , 49 , 462 , 212 , 118 , 5986 , 23825 , 76504 , 268703 , 349236 , 7963163 , 2417525 , 47474793 , 68783122 , 129698677 , 87789686 , 8765412431 , 7959117975
n×2
39969288
n×3
59953932
n×4
79938576
n×5
99923220
n÷2
9992322
n÷3
6661548
n÷3
4996161
n÷5
3996928.8
n2
399385995806736
n3
7.9815869447831E+21
n4
1.5950917364654E+29
n5
3.1877340500602E+36
2 √n
4470.4187723299
3 √n
271.37227287709
4 √n
66.861190329891
5 √n
28.849565936773
1 , 2 , 3 , 4 , 6 , 9 , 12 , 18 , 27 , 36 , 54 , 81 , 108 , 162 , 324 , 61681 , 123362 , 185043 , 246724 , 370086 , 555129 , 740172 , 1110258 , 1665387 , 2220516 , 3330774 , 4996161 , 6661548 , 9992322 , 19984644
30 divisors
τ
Total Divisors
30
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19984643
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.033333333333333
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
30
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19984644 can be divided by 30 positive divisors.
The sum of these divisors (counting 19984644) is 1, the average is 0.033333333333333.
Base
System
Value
2
Binary
1001100001111000100000100
3
Ternary
1101121022210000
4
Quaternary
1030033010010
5
Quinary
20104002034
6
Senary
1552201300
8
Octal
114170404
10
Decimal
19984644
12
Duodecimal
6839230
16
Hexadecimal
130f104
20
Vigesimal
64i1c4
36
Base36
bwc90
md5
33ea8d3035609ec7f60f89e5f49fb17a
sha1
da0bdbb02b4635fbffa94c77095bcb7d863c6a0f
sha256
25679fb480a8aa44af2bb3a9d3bc5b2617791b17f20e8cfe57464224d010b11b
sha512
aec9190729d60b1bb6b49f1a379e53ca97353be269589344fff69af1d9be35806d2c62f619fbc7560f213075b9053d3cb88393b4b6c7c47825ba74e7301790da
ripemd-160
1f6427a86b166b05de9126b141ab36c6156dc2d8
Diameter
39969288
Circumference
125567221.55001
Area
1.2547081103731E+15
Volume
3.3433193212958E+22
Surface area
5.0188324414923E+15
Circumference
125567221.55001
Perimeter
79938576
Area
399385995806736
Diagonal
28262554.583998
Surface area
2396315974840416
Volume
7.9815869447831E+21
Space diagonal
34614418.779177
Perimeter
59953932
Area
1.7293920914219E+14
Altitude
17307209.389588
Surface area
1.7293920914219E+14
Volume
9.4063904221436E+20
Height
9420851.5279994