19909969 is an odd 8-digits composite number following 19909968
and preceding 19909970 . In scientific notation, it is written as 1.9909969 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 19424320 positive integers (up to 19909969) that are relatively prime to 19909969.
19909969 has 4 divisors, whose sum is 20395620
The reverse of 19909969 is 96990991
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
nineteen million nine hundred nine thousand nine hundred sixty-nine
Scientific notation
1.9909969 × 10^7
Engineering notation
1.9909969 × 10^6
Prime Factorization
41 × 485609
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19909969
Product of the distinct prime numbers
The prime factorization of 19909969 is 41 × 485609.
Since it has a total of 2 prime factors.
9 , 1 , 14 , 27 , 522 , 203 , 3351 , 3519 , 9217 , 86424 , 266807 , 538183 , 6445242 , 7466694 , 23763273 , 94122275 , 133642882 , 923495625 , 462993766 , 4166678492
n×2
39819938
n×3
59729907
n×4
79639876
n×5
99549845
n÷2
9954984.5
n÷3
6636656.3333333
n÷3
4977492.25
n÷5
3981993.8
n2
396406865580961
n3
7.8924484051041E+21
n4
1.5713840307972E+29
n5
3.1286207340268E+36
2 √n
4462.0588297332
3 √n
271.03384607428
4 √n
66.798643921364
5 √n
28.827973672678
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
-19909968
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 19909969 can be divided by 4 positive divisors.
The sum of these divisors (counting 19909969) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011111100110101010001
3
Ternary
1101110112100021
4
Quaternary
1023330311101
5
Quinary
20044104334
6
Senary
1550423441
8
Octal
113746521
10
Decimal
19909969
12
Duodecimal
6801b81
16
Hexadecimal
12fcd51
20
Vigesimal
648ei9
36
Base36
buqmp
md5
2e52dc95f4f3e0dedb3aab7dd2afb60f
sha1
d418e4be2ac304c36c49ce6ad06aa84d91af5414
sha256
9ada9c689703884886aaa67fd61722b70d78e92bddd0e36847c2fc50a33ba363
sha512
536643772ec47157e8d253656e2f6a6f4369624a5d675b52139d7ffdff8384cc8c7a565a65475d37ef13be91dc19532b504eee94c7ba3860ae144fff32a491db
ripemd-160
447561d4446b3b3c6f16f0945850e061d8ea5b00
Diameter
39819938
Circumference
125098024.6872
Area
1.2453488967417E+15
Volume
3.3059810571082E+22
Surface area
4.9813955869668E+15
Circumference
125098024.6872
Perimeter
79639876
Area
396406865580961
Diagonal
28156948.186228
Surface area
2378441193485766
Volume
7.8924484051041E+21
Space diagonal
34485077.885121
Perimeter
59729907
Area
1.7164920791384E+14
Altitude
17242538.942561
Surface area
1.7164920791384E+14
Volume
9.3013396456901E+20
Height
9385649.3954093