19797984 is an even 8-digits composite number following 19797983
and preceding 19797985 . In scientific notation, it is written as 1.9797984 × 10^7.
The sum of its digits is 54. It has a total of 7 prime factors and 24 positive divisors.
There are 6599232 positive integers (up to 19797984) that are relatively prime to 19797984.
19797984 has 24 divisors, whose sum is 43308720
The reverse of 19797984 is 48979791
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
nineteen million seven hundred ninety-seven thousand nine hundred eighty-four
Scientific notation
1.9797984 × 10^7
Engineering notation
1.9797984 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 9 × 68743
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
1237374
Product of the distinct prime numbers
The prime factorization of 19797984 is 2 × 2 × 2 × 2 × 2 × 9 × 68743.
Since it has a total of 7 prime factors.
6 , 8 , 6 , 36 , 250 , 257 , 6350 , 5700 , 39612 , 9580 , 525812 , 176930 , 4355950 , 59874 , 14946162 , 94784580 , 52482712 , 624313623 , 5031499615 , 2131134782
n×2
39595968
n×3
59393952
n×4
79191936
n×5
98989920
n÷2
9898992
n÷3
6599328
n÷3
4949496
n÷5
3959596.8
n2
391960170464256
n3
7.7600211834886E+21
n4
1.5363277523037E+29
n5
3.0416192258864E+36
2 √n
4449.4925553371
3 √n
270.5247408305
4 √n
66.704516753643
5 √n
28.795471478827
1 , 2 , 4 , 8 , 9 , 16 , 18 , 32 , 36 , 72 , 144 , 288 , 68743 , 137486 , 274972 , 549944 , 618687 , 1099888 , 1237374 , 2199776 , 2474748 , 4949496 , 9898992 , 19797984
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19797983
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19797984 can be divided by 24 positive divisors.
The sum of these divisors (counting 19797984) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001011100001011111100000
3
Ternary
1101020211201200
4
Quaternary
1023201133200
5
Quinary
20032013414
6
Senary
1544201200
8
Octal
113413740
10
Decimal
19797984
12
Duodecimal
6769200
16
Hexadecimal
12e17e0
20
Vigesimal
63eej4
36
Base36
bsc80
md5
21a34c8495107a8dc40bafad18a6f8c9
sha1
b1dcea4c00a6f4859713087753575c80674358bd
sha256
1d5bc50a98ea2a18e2f97a9dea03ef16fcee76bea0e7d77cf15bc4d21091c8ff
sha512
15791d0084c5a9bdf83989827a078ea48d26866836e5bb33e89678d55250472441e6c82018d756f769d2463beb9589b7a0985f436f8744378f91b18255f6e9f2
ripemd-160
7419dfd6de6689eacc7afe053921374b6060dc48
Diameter
39595968
Circumference
124394402.18058
Area
1.2313791920303E+15
Volume
3.2505100722332E+22
Surface area
4.9255167681212E+15
Circumference
124394402.18058
Perimeter
79191936
Area
391960170464256
Diagonal
27998577.480446
Surface area
2351761022785536
Volume
7.7600211834886E+21
Space diagonal
34291114.175436
Perimeter
59393952
Area
1.6972373244686E+14
Altitude
17145557.087718
Surface area
1.6972373244686E+14
Volume
9.1452726683268E+20
Height
9332859.1601485