19403989 is an odd 8-digits composite number following 19403988
and preceding 19403990 . In scientific notation, it is written as 1.9403989 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 17056000 positive integers (up to 19403989) that are relatively prime to 19403989.
19403989 has 16 divisors, whose sum is 21881664
The reverse of 19403989 is 98930491
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million four hundred three thousand nine hundred eighty-nine
Scientific notation
1.9403989 × 10^7
Engineering notation
1.9403989 × 10^6
Prime Factorization
11 × 53 × 83 × 401
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19403989
Product of the distinct prime numbers
The prime factorization of 19403989 is 11 × 53 × 83 × 401.
Since it has a total of 4 prime factors.
2 , 10 , 11 , 74 , 23 , 345 , 4658 , 2524 , 6579 , 78556 , 654239 , 683789 , 3431106 , 409493 , 70469849 , 66470218 , 366650532 , 351105723 , 2277819030 , 8627590193
n×2
38807978
n×3
58211967
n×4
77615956
n×5
97019945
n÷2
9701994.5
n÷3
6467996.3333333
n÷3
4850997.25
n÷5
3880797.8
n2
376514789112121
n3
7.3058888262689E+21
n4
1.4176338642014E+29
n5
2.7507751906992E+36
2 √n
4404.9959137325
3 √n
268.71815350059
4 √n
66.370143240259
5 √n
28.679937723149
1 , 11 , 53 , 83 , 401 , 583 , 913 , 4399 , 4411 , 21253 , 33283 , 48389 , 233783 , 366113 , 1763999 , 19403989
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19403988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19403989 can be divided by 16 positive divisors.
The sum of these divisors (counting 19403989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010000001010011010101
3
Ternary
1100111211021021
4
Quaternary
1022001103111
5
Quinary
14431411424
6
Senary
1531521141
8
Octal
112012325
10
Decimal
19403989
12
Duodecimal
65b91b1
16
Hexadecimal
12814d5
20
Vigesimal
6159j9
36
Base36
bjw7p
md5
228086d51ba31292a5e738beaf29326d
sha1
3f1a83df4b3e7294920e630d632058c148c55c07
sha256
c6dcf2e9f836ab922f7bfb9485b5e9de4f719fc4d61f237b1c7eff17ea0fb992
sha512
d3043f56f2c7ed298ca160b4877ab8e306547969a12b472ee98b185d3c885d0c3159d889ea8d15c00a60f868b6d91b02b56501b9823f70555e57823e9ab0fdc8
ripemd-160
487f94bceef9ed09d91dff1923bfc89c359d9e7d
Diameter
38807978
Circumference
121918858.58547
Area
1.1828560954425E+15
Volume
3.0602835552734E+22
Surface area
4.7314243817702E+15
Circumference
121918858.58547
Perimeter
77615956
Area
376514789112121
Diagonal
27441384.407938
Surface area
2259088734672726
Volume
7.3058888262689E+21
Space diagonal
33608694.817508
Perimeter
58211967
Area
1.6303568613582E+14
Altitude
16804347.408754
Surface area
1.6303568613582E+14
Volume
8.6100725527496E+20
Height
9147128.1359795