19904893 is an odd 8-digits composite number following 19904892
and preceding 19904894 . In scientific notation, it is written as 1.9904893 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 19852540 positive integers (up to 19904893) that are relatively prime to 19904893.
19904893 has 4 divisors, whose sum is 19957248
The reverse of 19904893 is 39840991
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million nine hundred four thousand eight hundred ninety-three
Scientific notation
1.9904893 × 10^7
Engineering notation
1.9904893 × 10^6
Prime Factorization
383 × 51971
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19904893
Product of the distinct prime numbers
The prime factorization of 19904893 is 383 × 51971.
Since it has a total of 2 prime factors.
3 , 10 , 96 , 56 , 87 , 781 , 1867 , 5382 , 97387 , 76934 , 738791 , 577831 , 7042328 , 8535517 , 16454307 , 26364071 , 988518274 , 50346707 , 1176751694 , 1701292085
n×2
39809786
n×3
59714679
n×4
79619572
n×5
99524465
n÷2
9952446.5
n÷3
6634964.3333333
n÷3
4976223.25
n÷5
3980978.6
n2
396204765341449
n3
7.8864134602117E+21
n4
1.5697821607927E+29
n5
3.1246345943888E+36
2 √n
4461.4899977474
3 √n
271.01081096834
4 √n
66.794385974776
5 √n
28.826503597869
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
-19904892
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 19904893 can be divided by 4 positive divisors.
The sum of these divisors (counting 19904893) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011111011100101111101
3
Ternary
1101110021101021
4
Quaternary
1023323211331
5
Quinary
20043424033
6
Senary
1550344141
8
Octal
113734575
10
Decimal
19904893
12
Duodecimal
67bb051
16
Hexadecimal
12fb97d
20
Vigesimal
64824d
36
Base36
bumpp
md5
39c45d9ac6aa3c49bacf1984a83af5a1
sha1
92089720d20efd6c96e3d03053197c4b959de93b
sha256
e5b4dd49386d6be340fe97077370f379f63e403e7d6f4fbc37a8670cc522d3bf
sha512
8fe7c829c8b13fc301335d24c86937f771565963ed49804ae691829e2123b25d58e60c627c61e9b933eec98e95dc967b80d4136d8e21bc116b2b643f50f9dbe4
ripemd-160
309256350669d7512265b5ba106d956bc9f5a152
Diameter
39809786
Circumference
125066131.23858
Area
1.244713980114E+15
Volume
3.303453145303E+22
Surface area
4.9788559204559E+15
Circumference
125066131.23858
Perimeter
79619572
Area
396204765341449
Diagonal
28149769.638185
Surface area
2377228592048694
Volume
7.8864134602117E+21
Space diagonal
34476285.995222
Perimeter
59714679
Area
1.7156169594307E+14
Altitude
17238142.997611
Surface area
1.7156169594307E+14
Volume
9.2942273949275E+20
Height
9383256.5460618