19984939 is an odd 8-digits composite number following 19984938
and preceding 19984940 . In scientific notation, it is written as 1.9984939 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 18416160 positive integers (up to 19984939) that are relatively prime to 19984939.
19984939 has 8 divisors, whose sum is 21558992
The reverse of 19984939 is 93948991
Previous prime number is 883
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
nineteen million nine hundred eighty-four thousand nine hundred thirty-nine
Scientific notation
1.9984939 × 10^7
Engineering notation
1.9984939 × 10^6
Prime Factorization
13 × 883 × 1741
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19984939
Product of the distinct prime numbers
The prime factorization of 19984939 is 13 × 883 × 1741.
Since it has a total of 3 prime factors.
3 , 7 , 63 , 12 , 90 , 610 , 9794 , 7394 , 86970 , 16401 , 551275 , 508590 , 7120619 , 3995311 , 47842431 , 76692500 , 925553992 , 379314647 , 3948653625 , 40720909
n×2
39969878
n×3
59954817
n×4
79939756
n×5
99924695
n÷2
9992469.5
n÷3
6661646.3333333
n÷3
4996234.75
n÷5
3996987.8
n2
399397786833721
n3
7.9819404066069E+21
n4
1.5951859212767E+29
n5
3.1879693330375E+36
2 √n
4470.4517668799
3 √n
271.37360814275
4 √n
66.861437068612
5 √n
28.849651107884
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
-19984938
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 19984939 can be divided by 8 positive divisors.
The sum of these divisors (counting 19984939) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100001111001000101011
3
Ternary
1101121100011221
4
Quaternary
1030033020223
5
Quinary
20104004224
6
Senary
1552202511
8
Octal
114171053
10
Decimal
19984939
12
Duodecimal
6839437
16
Hexadecimal
130f22b
20
Vigesimal
64i26j
36
Base36
bwch7
md5
ea87116a26777a2bfdbb21d7be2dbdca
sha1
01fa2f75ce3c619a7957592ba8d2351c907da664
sha256
24470cf374326dc26c249142e8bf28e47173bb88d67d9d458336c27e11c29460
sha512
a01e4ea26841a7d931ec59e510464248c642b1c4ebd12969fbb9e2fd823c074201231118894fad791d24ed226c7202704c6bef44509f7e67d16d765c53de4417
ripemd-160
0204de4a0c1d6e97d6195d5071895b860353c920
Diameter
39969878
Circumference
125569075.08968
Area
1.2547451529768E+15
Volume
3.3434673790384E+22
Surface area
5.0189806119074E+15
Circumference
125569075.08968
Perimeter
79939756
Area
399397786833721
Diagonal
28262971.776999
Surface area
2396386721002326
Volume
7.9819404066069E+21
Space diagonal
34614929.734165
Perimeter
59954817
Area
1.7294431480664E+14
Altitude
17307464.867082
Surface area
1.7294431480664E+14
Volume
9.4068069808978E+20
Height
9420990.592333