19688049 is an odd 8-digits composite number following 19688048
and preceding 19688050 . In scientific notation, it is written as 1.9688049 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 13125348 positive integers (up to 19688049) that are relatively prime to 19688049.
19688049 has 4 divisors, whose sum is 20417264
The reverse of 19688049 is 94088691
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million six hundred eighty-eight thousand forty-nine
Scientific notation
1.9688049 × 10^7
Engineering notation
1.9688049 × 10^6
Prime Factorization
27 × 729187
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19688049
Product of the distinct prime numbers
The prime factorization of 19688049 is 27 × 729187.
Since it has a total of 2 prime factors.
5 , 8 , 4 , 31 , 243 , 256 , 4487 , 2301 , 2161 , 93028 , 692047 , 812760 , 7306056 , 8873731 , 96606597 , 5089274 , 299291433 , 175670162 , 3780297053 , 7006374964
n×2
39376098
n×3
59064147
n×4
78752196
n×5
98440245
n÷2
9844024.5
n÷3
6562683
n÷3
4922012.25
n÷5
3937609.8
n2
387619273426401
n3
7.6314672485634E+21
n4
1.5024870113161E+29
n5
2.9581037900655E+36
2 √n
4437.1217021849
3 √n
270.02308444602
4 √n
66.611723459049
5 √n
28.763420892592
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19688048
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19688049 can be divided by 4 positive divisors.
The sum of these divisors (counting 19688049) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000110101001110001
3
Ternary
1101001020221000
4
Quaternary
1023012221301
5
Quinary
20020004144
6
Senary
1541552213
8
Octal
113065161
10
Decimal
19688049
12
Duodecimal
6715669
16
Hexadecimal
12c6a71
20
Vigesimal
631029
36
Base36
bpze9
md5
0834ac4e08185f3a46b3d41f0af1b71d
sha1
05114188af2e2a9a318e092911969061025be1d2
sha256
f4167e3548e473f0a55c1593e8775ff4270869dcefd20afb843dfa637c03b8b7
sha512
a3f7e681e04cbcd5940b4c6d180a845488eb8e98b7764d85c1af7419366db736213afa6156925601e84edf2eb2dfe6b1b061d02d77b2a13a9efed078f25468f5
ripemd-160
866bb29bcfa1c50c0ca2734872ea070ff2912613
Diameter
39376098
Circumference
123703660.20383
Area
1.2177418617862E+15
Volume
3.196661525893E+22
Surface area
4.8709674471448E+15
Circumference
123703660.20383
Perimeter
78752196
Area
387619273426401
Diagonal
27843105.912466
Surface area
2325715640558406
Volume
7.6314672485634E+21
Space diagonal
34100701.169906
Perimeter
59064147
Area
1.6784406889186E+14
Altitude
17050350.584953
Surface area
1.6784406889186E+14
Volume
8.9937704031037E+20
Height
9281035.3041554