20198907 is an odd 8-digits composite number following 20198906
and preceding 20198908 . In scientific notation, it is written as 2.0198907 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 12673728 positive integers (up to 20198907) that are relatively prime to 20198907.
20198907 has 8 divisors, whose sum is 23763600
The reverse of 20198907 is 70989102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million one hundred ninety-eight thousand nine hundred seven
Scientific notation
2.0198907 × 10^7
Engineering notation
2.0198907 × 10^6
Prime Factorization
9 × 17 × 132019
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20198907
Product of the distinct prime numbers
The prime factorization of 20198907 is 9 × 17 × 132019.
Since it has a total of 3 prime factors.
8 , 9 , 89 , 1 , 248 , 710 , 106 , 3607 , 96272 , 1716 , 233436 , 447570 , 5026551 , 5060416 , 9194279 , 39796406 , 721805965 , 175466183 , 5695675324 , 2851306528
n×2
40397814
n×3
60596721
n×4
80795628
n×5
100994535
n÷2
10099453.5
n÷3
6732969
n÷3
5049726.75
n÷5
4039781.4
n2
407995843994649
n3
8.2410701092344E+21
n4
1.6646060871691E+29
n5
3.3623223546362E+36
2 √n
4494.3194145499
3 √n
272.338655997
4 √n
67.039685370308
5 √n
28.911163777291
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
-20198906
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 20198907 can be divided by 8 positive divisors.
The sum of these divisors (counting 20198907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000011010111111011
3
Ternary
1102000012200200
4
Quaternary
1031003113323
5
Quinary
20132331112
6
Senary
2000533243
8
Octal
115032773
10
Decimal
20198907
12
Duodecimal
6921223
16
Hexadecimal
13435fb
20
Vigesimal
664h57
36
Base36
c0xkr
md5
8bd81765f804af3eb59841065e4f669e
sha1
b72b0d6acfb7997941cbd46f9383c5c1173a2f74
sha256
6686b6fcd8ae64c5e72617efda5e8a286be7f9cdab97ff956d979bc60f094c12
sha512
cc686dd528d7313b78010c31d7351475ad429fc76963b6d01ae0cbe990ae7c9934ff932deb146fc39283b5da08c13cf8ca9cb32a7ecef861c37dfed89bda03e8
ripemd-160
2d47e46fa0a987d81727aade261a53aacf3e58cc
Diameter
40397814
Circumference
126913475.68349
Area
1.2817567461888E+15
Volume
3.4520113750519E+22
Surface area
5.127026984755E+15
Circumference
126913475.68349
Perimeter
80795628
Area
407995843994649
Diagonal
28565568.224513
Surface area
2447975063967894
Volume
8.2410701092344E+21
Space diagonal
34985533.181359
Perimeter
60596721
Area
1.7666738276892E+14
Altitude
17492766.590679
Surface area
1.7666738276892E+14
Volume
9.7121942641224E+20
Height
9521856.0748376