20198913 is an odd 8-digits composite number following 20198912
and preceding 20198914 . In scientific notation, it is written as 2.0198913 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 11542224 positive integers (up to 20198913) that are relatively prime to 20198913.
20198913 has 8 divisors, whose sum is 30779328
The reverse of 20198913 is 31989102
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million one hundred ninety-eight thousand nine hundred thirteen
Scientific notation
2.0198913 × 10^7
Engineering notation
2.0198913 × 10^6
Prime Factorization
3 × 7 × 961853
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20198913
Product of the distinct prime numbers
The prime factorization of 20198913 is 3 × 7 × 961853.
Since it has a total of 3 prime factors.
4 , 3 , 72 , 74 , 451 , 268 , 4618 , 7508 , 9168 , 30104 , 179151 , 149590 , 3430010 , 8151805 , 48180901 , 97059413 , 195566897 , 770561963 , 9305728321 , 7263404365
n×2
40397826
n×3
60596739
n×4
80795652
n×5
100994565
n÷2
10099456.5
n÷3
6732971
n÷3
5049728.25
n÷5
4039782.6
n2
407996086381569
n3
8.2410774531618E+21
n4
1.6646080650268E+29
n5
3.3623273484574E+36
2 √n
4494.3200820591
3 √n
272.33868296268
4 √n
67.039690348771
5 √n
28.911165494879
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20198912
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20198913 can be divided by 8 positive divisors.
The sum of these divisors (counting 20198913) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011011000000001
3
Ternary
1102000012200220
4
Quaternary
1031003120001
5
Quinary
20132331123
6
Senary
2000533253
8
Octal
115033001
10
Decimal
20198913
12
Duodecimal
6921229
16
Hexadecimal
1343601
20
Vigesimal
664h5d
36
Base36
c0xkx
md5
ccccab2aa09e9e4cd519f9b3bc67853e
sha1
345e65ef753f1ca99c4ab93049390e4e9f9a16c0
sha256
32ffe086a54714c316de25ed5a40ec0e0b0fbb74b56553d893aa2f806945c9ec
sha512
04bc6c87ac99fbbcc30fa502dafaea140449b8aabbf41dc72734c393252c79a724461ea616a42bf8d7fbf8f232f22d3d60b746552466f8d6b01018fac89bbfc9
ripemd-160
15739eae414e016a44bdb34df354f7dfdb48fc57
Diameter
40397826
Circumference
126913513.3826
Area
1.2817575076697E+15
Volume
3.452014451269E+22
Surface area
5.1270300306789E+15
Circumference
126913513.3826
Perimeter
80795652
Area
407996086381569
Diagonal
28565576.709794
Surface area
2447976518289414
Volume
8.2410774531618E+21
Space diagonal
34985543.573663
Perimeter
60596739
Area
1.7666748772553E+14
Altitude
17492771.786832
Surface area
1.7666748772553E+14
Volume
9.7122029190238E+20
Height
9521858.9032647