19868049 is an odd 8-digits composite number following 19868048
and preceding 19868050 . In scientific notation, it is written as 1.9868049 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 13245360 positive integers (up to 19868049) that are relatively prime to 19868049.
19868049 has 4 divisors, whose sum is 22075620
The reverse of 19868049 is 94086891
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million eight hundred sixty-eight thousand forty-nine
Scientific notation
1.9868049 × 10^7
Engineering notation
1.9868049 × 10^6
Prime Factorization
9 × 2207561
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19868049
Product of the distinct prime numbers
The prime factorization of 19868049 is 9 × 2207561.
Since it has a total of 2 prime factors.
9 , 1 , 4 , 62 , 756 , 375 , 7003 , 5190 , 8536 , 46081 , 977839 , 998891 , 8487837 , 1761773 , 99555742 , 74049852 , 312678240 , 697699576 , 2979333861 , 1459866051
n×2
39736098
n×3
59604147
n×4
79472196
n×5
99340245
n÷2
9934024.5
n÷3
6622683
n÷3
4967012.25
n÷5
3973609.8
n2
394739371066401
n3
7.8427011665764E+21
n4
1.558191710699E+29
n5
3.0958229259561E+36
2 √n
4457.358971409
3 √n
270.84349382526
4 √n
66.763455358519
5 √n
28.815824103729
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
-19868048
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 19868049 can be divided by 4 positive divisors.
The sum of these divisors (counting 19868049) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011110010100110010001
3
Ternary
1101101101211200
4
Quaternary
1023302212101
5
Quinary
20041234144
6
Senary
1545501413
8
Octal
113624621
10
Decimal
19868049
12
Duodecimal
67a1869
16
Hexadecimal
12f2991
20
Vigesimal
643a29
36
Base36
btua9
md5
78ae875b17c6f131312780485ea04ce3
sha1
2f623de0501bb9d270217ca61db7535b10921860
sha256
438c57052cba8ff90eb8a61213797cb0e3b277cb91a4bf451a9332e39f5ff158
sha512
dab4e1b59c6ef25288a46bc17ef5b7995ae4511150eccb0c9008359754b3cda4617aa2944edee83873ad2a5df6de37fab19741c4cda4a3503bf5c20826310539
ripemd-160
adc76a83ce212dc2006c2fc7e3862e02f5fbd54c
Diameter
39736098
Circumference
124834633.55912
Area
1.2401103082249E+15
Volume
3.2851429825622E+22
Surface area
4.9604412328994E+15
Circumference
124834633.55912
Perimeter
79472196
Area
394739371066401
Diagonal
28097664.353693
Surface area
2368436226398406
Volume
7.8427011665764E+21
Space diagonal
34412470.315268
Perimeter
59604147
Area
1.709271616087E+14
Altitude
17206235.157634
Surface area
1.709271616087E+14
Volume
9.2427119628431E+20
Height
9365888.1178977