19994807 is an odd 8-digits composite number following 19994806
and preceding 19994808 . In scientific notation, it is written as 1.9994807 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 16896600 positive integers (up to 19994807) that are relatively prime to 19994807.
19994807 has 8 divisors, whose sum is 23173632
The reverse of 19994807 is 70849991
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
nineteen million nine hundred ninety-four thousand eight hundred seven
Scientific notation
1.9994807 × 10^7
Engineering notation
1.9994807 × 10^6
Prime Factorization
7 × 71 × 40231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19994807
Product of the distinct prime numbers
The prime factorization of 19994807 is 7 × 71 × 40231.
Since it has a total of 3 prime factors.
1 , 5 , 44 , 74 , 421 , 744 , 5585 , 5768 , 3737 , 26428 , 867620 , 176370 , 4284776 , 7385798 , 19242647 , 9843728 , 50412270 , 845048843 , 430498925 , 7142990496
n×2
39989614
n×3
59984421
n×4
79979228
n×5
99974035
n÷2
9997403.5
n÷3
6664935.6666667
n÷3
4998701.75
n÷5
3998961.4
n2
399792306967249
n3
7.9937700178949E+21
n4
1.598338887102E+29
n5
3.1958477568198E+36
2 √n
4471.5553222565
3 √n
271.41826634138
4 √n
66.8696891144
5 √n
28.852499574375
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
-19994806
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 19994807 can be divided by 8 positive divisors.
The sum of these divisors (counting 19994807) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010001100010110111
3
Ternary
1101121211201102
4
Quaternary
1030101202313
5
Quinary
20104313212
6
Senary
1552320315
8
Octal
114214267
10
Decimal
19994807
12
Duodecimal
684309b
16
Hexadecimal
13118b7
20
Vigesimal
64j707
36
Base36
bwk3b
md5
be4ae5fc4d4fac94b57b43bed0027f93
sha1
4d2f1b7bf53c844241f62d10c2ded7083e690618
sha256
ac84ff1f583acd797c5fda7d158b38d346747f5e384937424384fb4cd31ddd8a
sha512
3d0197f384bb0df5038b5d18dce04864d9f8a6b179ea231229ec5ef80af483efa287c79f509f1fb80d1bc5c0c651c028ee85818049ada6969b269a94012fb090
ripemd-160
01783aa32240354dc0e47b1811782b6ae03e7408
Diameter
39989614
Circumference
125631077.56229
Area
1.25598457453E+15
Volume
3.3484225550273E+22
Surface area
5.0239382981201E+15
Circumference
125631077.56229
Perimeter
79979228
Area
399792306967249
Diagonal
28276927.236433
Surface area
2398753841803494
Volume
7.9937700178949E+21
Space diagonal
34632021.611534
Perimeter
59984421
Area
1.7311514703561E+14
Altitude
17316010.805767
Surface area
1.7311514703561E+14
Volume
9.4207483114987E+20
Height
9425642.4121442