19989406 is an even 8-digits composite number following 19989405
and preceding 19989407 . In scientific notation, it is written as 1.9989406 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 9468648 positive integers (up to 19989406) that are relatively prime to 19989406.
19989406 has 8 divisors, whose sum is 31562280
The reverse of 19989406 is 60498991
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
nineteen million nine hundred eighty-nine thousand four hundred six
Scientific notation
1.9989406 × 10^7
Engineering notation
1.9989406 × 10^6
Prime Factorization
2 × 19 × 526037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19989406
Product of the distinct prime numbers
The prime factorization of 19989406 is 2 × 19 × 526037.
Since it has a total of 3 prime factors.
5 , 1 , 26 , 88 , 148 , 493 , 605 , 471 , 26680 , 94900 , 468050 , 657222 , 8645633 , 7520992 , 57288855 , 83228757 , 868780927 , 454062005 , 6646601557 , 2930151361
n×2
39978812
n×3
59968218
n×4
79957624
n×5
99947030
n÷2
9994703
n÷3
6663135.3333333
n÷3
4997351.5
n÷5
3997881.2
n2
399576352232836
n3
7.9872939327812E+21
n4
1.596612612637E+29
n5
3.1915337738722E+36
2 √n
4470.9513529002
3 √n
271.39382562754
4 √n
66.865172944517
5 √n
28.850940677705
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
-19989405
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 19989406 can be divided by 8 positive divisors.
The sum of these divisors (counting 19989406) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010000001110011110
3
Ternary
1101121120022101
4
Quaternary
1030100032132
5
Quinary
20104130111
6
Senary
1552235314
8
Octal
114201636
10
Decimal
19989406
12
Duodecimal
683bb3a
16
Hexadecimal
131039e
20
Vigesimal
64ida6
36
Base36
bwfxa
md5
54ea5d6dd2b228435f1cf6f16ef05ea0
sha1
38de98740406042cec55399d053728d415cd438c
sha256
fa4b6361fc20bbd2a81b8af3db3d2dfea3d81bc5eff126eedd96d2aa4302402d
sha512
fdec99dd4e4ab1c3515910c8e46cf7d43fb2ffdacc9e63b117faad7e2d24c91fb23788f500ad4d016b93f2bf5cafedf05f370e79bf895cbc4f4c1133be85c250
ripemd-160
f29af66394ba22d387af87f293097f2b6a023c07
Diameter
39978812
Circumference
125597142.07845
Area
1.2553061327229E+15
Volume
3.3457098588384E+22
Surface area
5.0212245308915E+15
Circumference
125597142.07845
Perimeter
79957624
Area
399576352232836
Diagonal
28269289.068982
Surface area
2397458113397016
Volume
7.9872939327812E+21
Space diagonal
34622666.805122
Perimeter
59968218
Area
1.7302163589258E+14
Altitude
17311333.402561
Surface area
1.7302163589258E+14
Volume
9.4131161719996E+20
Height
9423096.3563274