19990469 is an odd 8-digits composite number following 19990468
and preceding 19990470 . In scientific notation, it is written as 1.9990469 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 19837740 positive integers (up to 19990469) that are relatively prime to 19990469.
19990469 has 4 divisors, whose sum is 20143200
The reverse of 19990469 is 96409991
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
nineteen million nine hundred ninety thousand four hundred sixty-nine
Scientific notation
1.9990469 × 10^7
Engineering notation
1.9990469 × 10^6
Prime Factorization
131 × 152599
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19990469
Product of the distinct prime numbers
The prime factorization of 19990469 is 131 × 152599.
Since it has a total of 2 prime factors.
6 , 2 , 47 , 35 , 45 , 362 , 9570 , 6014 , 85486 , 16133 , 947633 , 484598 , 6763874 , 1512044 , 65375363 , 14989758 , 848922620 , 930128921 , 2187992183 , 9043278974
n×2
39980938
n×3
59971407
n×4
79961876
n×5
99952345
n÷2
9995234.5
n÷3
6663489.6666667
n÷3
4997617.25
n÷5
3998093.8
n2
399618850839961
n3
7.9885682495319E+21
n4
1.5969522594665E+29
n5
3.1923824637345E+36
2 √n
4471.0702298219
3 √n
271.39863628446
4 √n
66.866061868649
5 √n
28.851247519214
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
-19990468
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 19990469 can be divided by 4 positive divisors.
The sum of these divisors (counting 19990469) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010000011111000101
3
Ternary
1101121121202202
4
Quaternary
1030100133011
5
Quinary
20104143334
6
Senary
1552244245
8
Octal
114203705
10
Decimal
19990469
12
Duodecimal
6840685
16
Hexadecimal
13107c5
20
Vigesimal
64ig39
36
Base36
bwgqt
md5
3ba66d634bba6189b7c1f948ee999135
sha1
4ef84bb15f8747b7320f86d88c7502448f930b21
sha256
12dd0641e29de6718e19caf9f6cd6e6b4c8c7ed0848bbede5063a3b1b57022d2
sha512
4b628eb44eb5a25c88707d39cb8d49ab4f616d654fefa04b69af4e60fae06fe6183c371b426e836c01d6c25238b2753a45655cfbe23485bfd34d6396be880443
ripemd-160
952e8831b50cca4cb1d8176ab9e37d5a1321eb9b
Diameter
39980938
Circumference
125603821.10443
Area
1.2554396460348E+15
Volume
3.3462436433907E+22
Surface area
5.0217585841393E+15
Circumference
125603821.10443
Perimeter
79961876
Area
399618850839961
Diagonal
28270792.377999
Surface area
2397713105039766
Volume
7.9885682495319E+21
Space diagonal
34624507.975131
Perimeter
59971407
Area
1.7304003832928E+14
Altitude
17312253.987565
Surface area
1.7304003832928E+14
Volume
9.4146179686925E+20
Height
9423597.459333