19794989 is an odd 8-digits composite number following 19794988
and preceding 19794990 . In scientific notation, it is written as 1.9794989 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 19708320 positive integers (up to 19794989) that are relatively prime to 19794989.
19794989 has 4 divisors, whose sum is 19881660
The reverse of 19794989 is 98949791
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
nineteen million seven hundred ninety-four thousand nine hundred eighty-nine
Scientific notation
1.9794989 × 10^7
Engineering notation
1.9794989 × 10^6
Prime Factorization
229 × 86441
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19794989
Product of the distinct prime numbers
The prime factorization of 19794989 is 229 × 86441.
Since it has a total of 2 prime factors.
6 , 5 , 95 , 37 , 472 , 488 , 663 , 3124 , 66901 , 38417 , 36035 , 170016 , 4195985 , 2133972 , 73922086 , 52163043 , 432295456 , 186939026 , 6632788631 , 4714712933
n×2
39589978
n×3
59384967
n×4
79179956
n×5
98974945
n÷2
9897494.5
n÷3
6598329.6666667
n÷3
4948747.25
n÷5
3958997.8
n2
391841589510121
n3
7.7564999540954E+21
n4
1.5353983126982E+29
n5
3.0393192710479E+36
2 √n
4449.1559873756
3 √n
270.51109865935
4 √n
66.701993878561
5 √n
28.794600201668
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
-19794988
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 19794989 can be divided by 4 positive divisors.
The sum of these divisors (counting 19794989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011100000110000101101
3
Ternary
1101020200121202
4
Quaternary
1023200300231
5
Quinary
20031414424
6
Senary
1544135245
8
Octal
113406055
10
Decimal
19794989
12
Duodecimal
6767525
16
Hexadecimal
12e0c2d
20
Vigesimal
63e799
36
Base36
bs9wt
md5
bee217346089c9fec7ea40be6264deea
sha1
c52abd2cacbe42428759d96b025acab7e02b1b27
sha256
998de416e148b1f533d9a81f572c5d4719ed9645dd6b413e01027bfb025ca2c9
sha512
2237b685ad4238140cd327a8d63aada10802ab7f244ff22620de924c76359c45b87e34004846f0eb7031cfb5468bc9fdddd421925e88162254126bf836692501
ripemd-160
150db698e9c25c998cc94a48af3f94664251028c
Diameter
39589978
Circumference
124375584.04058
Area
1.2310066589759E+15
Volume
3.2490351031141E+22
Surface area
4.9240266359038E+15
Circumference
124375584.04058
Perimeter
79179956
Area
391841589510121
Diagonal
27994341.910826
Surface area
2351049537060726
Volume
7.7564999540954E+21
Space diagonal
34285926.683267
Perimeter
59384967
Area
1.6967238538752E+14
Altitude
17142963.341634
Surface area
1.6967238538752E+14
Volume
9.14112285969E+20
Height
9331447.3036087