19783989 is an odd 8-digits composite number following 19783988
and preceding 19783990 . In scientific notation, it is written as 1.9783989 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 13109352 positive integers (up to 19783989) that are relatively prime to 19783989.
19783989 has 12 divisors, whose sum is 28750176
The reverse of 19783989 is 98938791
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
nineteen million seven hundred eighty-three thousand nine hundred eighty-nine
Scientific notation
1.9783989 × 10^7
Engineering notation
1.9783989 × 10^6
Prime Factorization
3 × 3 × 167 × 13163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6594663
Product of the distinct prime numbers
The prime factorization of 19783989 is 3 × 3 × 167 × 13163.
Since it has a total of 4 prime factors.
5 , 4 , 54 , 93 , 911 , 245 , 8551 , 2873 , 40851 , 79691 , 387574 , 484540 , 6460565 , 4242867 , 43952062 , 11080879 , 855991552 , 678412580 , 4840439437 , 8272772814
n×2
39567978
n×3
59351967
n×4
79135956
n×5
98919945
n÷2
9891994.5
n÷3
6594663
n÷3
4945997.25
n÷5
3956797.8
n2
391406220752121
n3
7.7435763658915E+21
n4
1.5319882964346E+29
n5
3.030883960479E+36
2 √n
4447.9196260724
3 √n
270.4609820459
4 √n
66.69272543593
5 √n
28.791399280159
1 , 3 , 9 , 167 , 501 , 1503 , 13163 , 39489 , 118467 , 2198221 , 6594663 , 19783989
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19783988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19783989 can be divided by 12 positive divisors.
The sum of these divisors (counting 19783989) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011011110000100110101
3
Ternary
1101020010112100
4
Quaternary
1023132010311
5
Quinary
20031041424
6
Senary
1544012313
8
Octal
113360465
10
Decimal
19783989
12
Duodecimal
6761099
16
Hexadecimal
12de135
20
Vigesimal
63cjj9
36
Base36
bs1f9
md5
6e03d03a1e8242054ea7ca3a5756581c
sha1
da23921d2a10f6130d1dec9812111d2d639c64a0
sha256
773bcd5580562f6a722a770081a3aa9e54e09b75f1d312ee88c8fadfaf6899df
sha512
e904e376ecb1e4afe5b7d2bbc5964f87099f2c06282d7f05032cedac74188d34072bd87a1bae30d851aaf68e1d8652c53b8712c94b9548eff4f2fc8dacbe3757
ripemd-160
7f99d74c926d9103b1aa3f5396e9706c2881a1b5
Diameter
39567978
Circumference
124306469.0022
Area
1.2296389076842E+15
Volume
3.2436216831462E+22
Surface area
4.9185556307368E+15
Circumference
124306469.0022
Perimeter
79135956
Area
391406220752121
Diagonal
27978785.56164
Surface area
2348437324512726
Volume
7.7435763658915E+21
Space diagonal
34266874.124384
Perimeter
59351967
Area
1.694838651853E+14
Altitude
17133437.062192
Surface area
1.694838651853E+14
Volume
9.1258922649296E+20
Height
9326261.85388