19990406 is an even 8-digits composite number following 19990405
and preceding 19990407 . In scientific notation, it is written as 1.9990406 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 9988528 positive integers (up to 19990406) that are relatively prime to 19990406.
19990406 has 8 divisors, whose sum is 30005640
The reverse of 19990406 is 60409991
Previous prime number is 2267
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred ninety thousand four hundred six
Scientific notation
1.9990406 × 10^7
Engineering notation
1.9990406 × 10^6
Prime Factorization
2 × 2267 × 4409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19990406
Product of the distinct prime numbers
The prime factorization of 19990406 is 2 × 2267 × 4409.
Since it has a total of 3 prime factors.
10 , 10 , 79 , 40 , 712 , 760 , 4873 , 4178 , 985 , 95749 , 9124 , 667755 , 529285 , 468076 , 13669813 , 6507612 , 524887887 , 908765356 , 4157265818 , 6959857061
n×2
39980812
n×3
59971218
n×4
79961624
n×5
99952030
n÷2
9995203
n÷3
6663468.6666667
n÷3
4997601.5
n÷5
3998081.2
n2
399616332044836
n3
7.9884927218071E+21
n4
1.5969321283697E+29
n5
3.1923321600554E+36
2 √n
4471.0631845233
3 √n
271.39835117973
4 √n
66.866009186457
5 √n
28.85122933424
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
-19990405
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 19990406 can be divided by 8 positive divisors.
The sum of these divisors (counting 19990406) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010000011110000110
3
Ternary
1101121121200102
4
Quaternary
1030100132012
5
Quinary
20104143111
6
Senary
1552244102
8
Octal
114203606
10
Decimal
19990406
12
Duodecimal
6840632
16
Hexadecimal
1310786
20
Vigesimal
64ig06
36
Base36
bwgp2
md5
cfe097dcb709eb0f8c06c33b89a6e8bf
sha1
87f08ec25734f189d63e6b95e7a439debd74b73e
sha256
4cd3e5c9e447a30ce2dfb8217a2068612c0cb732c215594813576fea0e7b0623
sha512
b5928f5364c43a7c0f66a661212961deb675f6a7b2888577c8fe6244c98f36370feb30589fb65c63393c8d657ce290a8c752746f65e871a22dba72abc7b1c349
ripemd-160
1015c559469981948624aa593067608172550e63
Diameter
39980812
Circumference
125603425.26375
Area
1.2554317330066E+15
Volume
3.3462120064113E+22
Surface area
5.0217269320262E+15
Circumference
125603425.26375
Perimeter
79961624
Area
399616332044836
Diagonal
28270703.282544
Surface area
2397697992269016
Volume
7.9884927218071E+21
Space diagonal
34624398.85593
Perimeter
59971218
Area
1.7303894765899E+14
Altitude
17312199.427965
Surface area
1.7303894765899E+14
Volume
9.4145289584153E+20
Height
9423567.7608482