19797813 is an odd 8-digits composite number following 19797812
and preceding 19797814 . In scientific notation, it is written as 1.9797813 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 11312784 positive integers (up to 19797813) that are relatively prime to 19797813.
19797813 has 8 divisors, whose sum is 22985728
The reverse of 19797813 is 31879791
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million seven hundred ninety-seven thousand eight hundred thirteen
Scientific notation
1.9797813 × 10^7
Engineering notation
1.9797813 × 10^6
Prime Factorization
63 × 7 × 44893
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19797813
Product of the distinct prime numbers
The prime factorization of 19797813 is 63 × 7 × 44893.
Since it has a total of 3 prime factors.
8 , 10 , 18 , 3 , 932 , 709 , 3669 , 7264 , 91861 , 518 , 832405 , 140473 , 2369914 , 8967320 , 77903953 , 44705693 , 351376226 , 620407272 , 1801865507 , 7986295873
n×2
39595626
n×3
59393439
n×4
79191252
n×5
98989065
n÷2
9898906.5
n÷3
6599271
n÷3
4949453.25
n÷5
3959562.6
n2
391953399582969
n3
7.7598201096579E+21
n4
1.5362746744465E+29
n5
3.0414878721327E+36
2 √n
4449.4733396212
3 √n
270.52396196561
4 √n
66.704372717396
5 √n
28.795421735957
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
-19797812
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 19797813 can be divided by 8 positive divisors.
The sum of these divisors (counting 19797813) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011100001011100110101
3
Ternary
1101020211111100
4
Quaternary
1023201130311
5
Quinary
20032012223
6
Senary
1544200313
8
Octal
113413465
10
Decimal
19797813
12
Duodecimal
6769099
16
Hexadecimal
12e1735
20
Vigesimal
63eead
36
Base36
bsc39
md5
cbd1529528da49b9c8a273e2052644ed
sha1
42f8b8519b18297a3a71f76740b5b4f7a230005c
sha256
a2c69fdb7a93047fc92a05ffcac50e3d88e80d042b9fdcf05e8cfa0ae06ef33c
sha512
27a467da7de2328e4acf06a86f76cd3df6b131fe5fe2ca8d5afba7c937b9c8ab64f3c182de4aa8bae2fa19b67126687c97aba1d82d00de17f789227be49d8a3b
ripemd-160
302ba3721c5239e5f302e51ffb7e4d5ac1e68f5f
Diameter
39595626
Circumference
124393327.75589
Area
1.2313579206794E+15
Volume
3.2504258466239E+22
Surface area
4.9254316827176E+15
Circumference
124393327.75589
Perimeter
79191252
Area
391953399582969
Diagonal
27998335.649926
Surface area
2351720397497814
Volume
7.7598201096579E+21
Space diagonal
34290817.994748
Perimeter
59393439
Area
1.6972080056926E+14
Altitude
17145408.997374
Surface area
1.6972080056926E+14
Volume
9.1450357005447E+20
Height
9332778.5499755