19990143 is an odd 8-digits composite number following 19990142
and preceding 19990144 . In scientific notation, it is written as 1.9990143 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 13326756 positive integers (up to 19990143) that are relatively prime to 19990143.
19990143 has 4 divisors, whose sum is 22211280
The reverse of 19990143 is 34109991
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
nineteen million nine hundred ninety thousand one hundred forty-three
Scientific notation
1.9990143 × 10^7
Engineering notation
1.9990143 × 10^6
Prime Factorization
9 × 2221127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19990143
Product of the distinct prime numbers
The prime factorization of 19990143 is 9 × 2221127.
Since it has a total of 2 prime factors.
8 , 10 , 99 , 19 , 820 , 133 , 7275 , 9311 , 940 , 20124 , 54674 , 686363 , 6897442 , 451593 , 1778113 , 39301924 , 212664550 , 751379262 , 6461942576 , 2283688096
n×2
39980286
n×3
59970429
n×4
79960572
n×5
99950715
n÷2
9995071.5
n÷3
6663381
n÷3
4997535.75
n÷5
3998028.6
n2
399605817160449
n3
7.9881774286692E+21
n4
1.5968480910847E+29
n5
3.192122169006E+36
2 √n
4471.0337730775
3 √n
271.39716097413
4 √n
66.865789257867
5 √n
28.85115341869
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
-19990142
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 19990143 can be divided by 4 positive divisors.
The sum of these divisors (counting 19990143) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010000011001111111
3
Ternary
1101121121022200
4
Quaternary
1030100121333
5
Quinary
20104141033
6
Senary
1552242543
8
Octal
114203177
10
Decimal
19990143
12
Duodecimal
6840453
16
Hexadecimal
131067f
20
Vigesimal
64if73
36
Base36
bwghr
md5
811608bb2c78b8decfc27fc6cc2c3cc4
sha1
5abed337e12cd25f9f4f3e6cf82d86ae42dfb715
sha256
6376a1155a1b6e9c9f311479eb1415e03abd68b207d5fc5c1fd51beea0beaae8
sha512
a6cf25156fef12eafb9b580e4c9170f0375ae7762b152723c6f8c3ecb9f2c89523c1c822cd49e3ceae1d96d433a880cc49603cc98a1c45e93f27c12773e6ae3e
ripemd-160
1bbabce6aba7944dc84b2c914a6c258020e80a8f
Diameter
39980286
Circumference
125601772.78602
Area
1.255398699523E+15
Volume
3.3460799367305E+22
Surface area
5.0215947980921E+15
Circumference
125601772.78602
Perimeter
79960572
Area
399605817160449
Diagonal
28270331.344378
Surface area
2397634902962694
Volume
7.9881774286692E+21
Space diagonal
34623943.326567
Perimeter
59970429
Area
1.7303439458049E+14
Altitude
17311971.663284
Surface area
1.7303439458049E+14
Volume
9.4141573818889E+20
Height
9423443.7814592