19997305 is an odd 8-digits composite number following 19997304
and preceding 19997306 . In scientific notation, it is written as 1.9997305 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 15997840 positive integers (up to 19997305) that are relatively prime to 19997305.
19997305 has 4 divisors, whose sum is 23996772
The reverse of 19997305 is 50379991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
nineteen million nine hundred ninety-seven thousand three hundred five
Scientific notation
1.9997305 × 10^7
Engineering notation
1.9997305 × 10^6
Prime Factorization
5 × 3999461
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19997305
Product of the distinct prime numbers
The prime factorization of 19997305 is 5 × 3999461.
Since it has a total of 2 prime factors.
9 , 6 , 8 , 52 , 833 , 530 , 9229 , 4317 , 37815 , 71766 , 178020 , 331300 , 9799665 , 9076829 , 68231182 , 49829276 , 861890777 , 224868649 , 2710781320 , 7898321706
n×2
39994610
n×3
59991915
n×4
79989220
n×5
99986525
n÷2
9998652.5
n÷3
6665768.3333333
n÷3
4999326.25
n÷5
3999461
n2
399892207263025
n3
7.9967664357619E+21
n4
1.5991377742969E+29
n5
3.1978445809637E+36
2 √n
4471.8346346885
3 √n
271.42956885269
4 √n
66.871777564893
5 √n
28.853220460978
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
-19997304
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 19997305 can be divided by 4 positive divisors.
The sum of these divisors (counting 19997305) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010010001001111001
3
Ternary
1101121222010221
4
Quaternary
1030102021321
5
Quinary
20104403210
6
Senary
1552340041
8
Octal
114221171
10
Decimal
19997305
12
Duodecimal
6844621
16
Hexadecimal
1312279
20
Vigesimal
64jd55
36
Base36
bwm0p
md5
5832bbf1bc35cf1e12a0f66fbb9a7ee2
sha1
b5b2e2d1b05a66433f9e180bf7c59f35937bdf36
sha256
2b6828e9171d4b9489398526f2657dc4ddaf95bcd802f261c4f991e4eabc8f34
sha512
81070c30741e7b4564bd2a26d6ffddd4ff1ba0b1b730abacc84b1efd9a0654915c88381f811ecde2855d98c8bf8e24c5327f7fb0c8c827b47476ec92a5a84e9f
ripemd-160
22ab40500f2f2d231fb7d425470088f3b61bcc30
Diameter
39994610
Circumference
125646772.95919
Area
1.2562984205653E+15
Volume
3.3496776916084E+22
Surface area
5.0251936822613E+15
Circumference
125646772.95919
Perimeter
79989220
Area
399892207263025
Diagonal
28280459.941911
Surface area
2399353243578150
Volume
7.9967664357619E+21
Space diagonal
34636348.274451
Perimeter
59991915
Area
1.7315840513261E+14
Altitude
17318174.137226
Surface area
1.7315840513261E+14
Volume
9.4242796238204E+20
Height
9426819.9806371