19904813 is an odd 8-digits prime number following 19904812
and preceding 19904814 . In scientific notation, it is written as 1.9904813 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 19904812 positive integers (up to 19904813) that are relatively prime to 19904813.
19904813 has 2 divisors, whose sum is 19904814
The reverse of 19904813 is 31840991
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
nineteen million nine hundred four thousand eight hundred thirteen
Scientific notation
1.9904813 × 10^7
Engineering notation
1.9904813 × 10^6
Prime Factorization
19904813
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
19904813
Product of the distinct prime numbers
The prime factorization of 19904813 is 19904813.
Since it has a total of 1 prime factors.
3 , 8 , 52 , 48 , 174 , 423 , 8926 , 2756 , 66327 , 60195 , 870596 , 67541 , 5902614 , 9752361 , 92933912 , 51272318 , 268522537 , 256503728 , 7904779281 , 7722341974
n×2
39809626
n×3
59714439
n×4
79619252
n×5
99524065
n÷2
9952406.5
n÷3
6634937.6666667
n÷3
4976203.25
n÷5
3980962.6
n2
396201580564969
n3
7.8863183714501E+21
n4
1.5697569244218E+29
n5
3.1245718036071E+36
2 √n
4461.4810321238
3 √n
271.01044789356
4 √n
66.794318861141
5 √n
28.826480426441
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
19904814
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9952407
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4461.4811441942
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998995218
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19904813 can be divided by 2 positive divisors.
The sum of these divisors (counting 19904813) is 19904814, the average is 9952407.
Base
System
Value
2
Binary
1001011111011100100101101
3
Ternary
1101110021021022
4
Quaternary
1023323210231
5
Quinary
20043423223
6
Senary
1550343525
8
Octal
113734455
10
Decimal
19904813
12
Duodecimal
67baba5
16
Hexadecimal
12fb92d
20
Vigesimal
64820d
36
Base36
bumnh
md5
29f5ac35d8d428b673f1aa7f2a98978b
sha1
82226f7e00f5d09c6a7dedcca8176742d452a4ec
sha256
523020fe7b7a31755ed086ad104d240107d7eae8f9b7cca97fcfe30c55e39fbe
sha512
0108adcbf0a36e2862fc2aa8b3a1699a930ea45042ce5b940ad4aa2e9ae7a31ee28f1de89ae4fb7c17680862f66def02c6f15c0803ed7fc504023136c59a6f1f
ripemd-160
68be5275b32129bcef879f1f238661885a390841
Diameter
39809626
Circumference
125065628.58376
Area
1.2447039748436E+15
Volume
3.3034133146157E+22
Surface area
4.9788158993743E+15
Circumference
125065628.58376
Perimeter
79619252
Area
396201580564969
Diagonal
28149656.5011
Surface area
2377209483389814
Volume
7.8863183714501E+21
Space diagonal
34476147.431157
Perimeter
59714439
Area
1.7156031689441E+14
Altitude
17238073.715579
Surface area
1.7156031689441E+14
Volume
9.2941153317474E+20
Height
9383218.8337001