19788900 is an even 8-digits composite number following 19788899
and preceding 19788901 . In scientific notation, it is written as 1.9788900 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 5276960 positive integers (up to 19788900) that are relatively prime to 19788900.
19788900 has 12 divisors, whose sum is 35092848
The reverse of 19788900 is 00988791
Previous prime number is 75
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
nineteen million seven hundred eighty-eight thousand nine hundred
Scientific notation
1.9788900 × 10^7
Engineering notation
1.9788900 × 10^6
Prime Factorization
2 × 2 × 75 × 65963
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9894450
Product of the distinct prime numbers
The prime factorization of 19788900 is 2 × 2 × 75 × 65963.
Since it has a total of 4 prime factors.
1 , 7 , 46 , 45 , 260 , 462 , 7998 , 6107 , 26245 , 68685 , 567575 , 457694 , 3758733 , 9752286 , 50449795 , 89925783 , 140505756 , 192691561 , 3150401286 , 7812964913
n×2
39577800
n×3
59366700
n×4
79155600
n×5
98944500
n÷2
9894450
n÷3
6596300
n÷3
4947225
n÷5
3957780
n2
391600563210000
n3
7.7493443853064E+21
n4
1.5335100110639E+29
n5
3.0346476257942E+36
2 √n
4448.4716476561
3 √n
270.48335913064
4 √n
66.696863851729
5 √n
28.792828522003
1 , 2 , 4 , 75 , 150 , 300 , 65963 , 131926 , 263852 , 4947225 , 9894450 , 19788900
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
-19788899
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 19788900 can be divided by 12 positive divisors.
The sum of these divisors (counting 19788900) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011011111010001100100
3
Ternary
1101020101021020
4
Quaternary
1023133101210
5
Quinary
20031221100
6
Senary
1544051140
8
Octal
113372144
10
Decimal
19788900
12
Duodecimal
6763ab0
16
Hexadecimal
12df464
20
Vigesimal
63dc50
36
Base36
bs57o
md5
0c8e3ab210115e54a8416effc167d60d
sha1
973aad58208f5fee58f71ab6418921c116e5a52c
sha256
156b991479adbc114d914a55f2e692af3691991d54840f2e77c8bd7d12dbc4d1
sha512
aebe91601012368b82a377fccef9fdb9e5dc5f5a65abaab8f2c424cff4f4dcabdd644be26347c6dff93d016c2674182dced7a5b1eb654f819c062d8f9bdf3a08
ripemd-160
3833bcb2546e65bd5b658298a49b71bc25eb0d27
Diameter
39577800
Circumference
124337325.72525
Area
1.2302494525222E+15
Volume
3.2460377854688E+22
Surface area
4.9209978100886E+15
Circumference
124337325.72525
Perimeter
79155600
Area
391600563210000
Diagonal
27985730.764445
Surface area
2349603379260000
Volume
7.7493443853064E+21
Space diagonal
34275380.2259
Perimeter
59366700
Area
1.6956801793808E+14
Altitude
17137690.11295
Surface area
1.6956801793808E+14
Volume
9.1326899410001E+20
Height
9328576.9214816