19990019 is an odd 8-digits composite number following 19990018
and preceding 19990020 . In scientific notation, it is written as 1.9990019 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 16543296 positive integers (up to 19990019) that are relatively prime to 19990019.
19990019 has 8 divisors, whose sum is 23633760
The reverse of 19990019 is 91009991
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred ninety thousand nineteen
Scientific notation
1.9990019 × 10^7
Engineering notation
1.9990019 × 10^6
Prime Factorization
29 × 7 × 98473
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19990019
Product of the distinct prime numbers
The prime factorization of 19990019 is 29 × 7 × 98473.
Since it has a total of 3 prime factors.
3 , 3 , 76 , 83 , 148 , 350 , 4334 , 5533 , 17586 , 61025 , 230941 , 181569 , 4727675 , 2442086 , 315409 , 89408738 , 292025686 , 66781590 , 518091992 , 6574069430
n×2
39980038
n×3
59970057
n×4
79960076
n×5
99950095
n÷2
9995009.5
n÷3
6663339.6666667
n÷3
4997504.75
n÷5
3998003.8
n2
399600859620361
n3
7.9880287762273E+21
n4
1.5968084700933E+29
n5
3.1920231656526E+36
2 √n
4471.019906017
3 √n
271.39659980893
4 √n
66.865685564548
5 √n
28.851117625531
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
-19990018
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 19990019 can be divided by 8 positive divisors.
The sum of these divisors (counting 19990019) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010000011000000011
3
Ternary
1101121121011002
4
Quaternary
1030100120003
5
Quinary
20104140034
6
Senary
1552242215
8
Octal
114203003
10
Decimal
19990019
12
Duodecimal
684036b
16
Hexadecimal
1310603
20
Vigesimal
64if0j
36
Base36
bwgeb
md5
29692852284e66f128a86ca64a79e93c
sha1
9d7484031e658b2490466178ddc46a156548f98b
sha256
dd058a2ad3c72fd2090bf7bf08f39f428398f7f0026575e7484338e02e61589b
sha512
2d9783cb39a9d6e83e9adab5690d019be053b9c47eb4981372c616721be6a5598cc44730c7a5e7cebac58123ea89548462e007b5c376f275dbeadaa543edbb6d
ripemd-160
9263f5614ece6e1a934d67d7256ba67b294982fe
Diameter
39980038
Circumference
125600993.67104
Area
1.2553831249515E+15
Volume
3.3460176693413E+22
Surface area
5.021532499806E+15
Circumference
125600993.67104
Perimeter
79960076
Area
399600859620361
Diagonal
28270155.981896
Surface area
2397605157722166
Volume
7.9880287762273E+21
Space diagonal
34623728.552267
Perimeter
59970057
Area
1.7303224790267E+14
Altitude
17311864.276134
Surface area
1.7303224790267E+14
Volume
9.4139821933061E+20
Height
9423385.3272986