20189743 is an odd 8-digits composite number following 20189742
and preceding 20189744 . In scientific notation, it is written as 2.0189743 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 16752096 positive integers (up to 20189743) that are relatively prime to 20189743.
20189743 has 16 divisors, whose sum is 23823360
The reverse of 20189743 is 34798102
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred eighty-nine thousand seven hundred forty-three
Scientific notation
2.0189743 × 10^7
Engineering notation
2.0189743 × 10^6
Prime Factorization
7 × 47 × 109 × 563
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20189743
Product of the distinct prime numbers
The prime factorization of 20189743 is 7 × 47 × 109 × 563.
Since it has a total of 4 prime factors.
8 , 7 , 28 , 55 , 452 , 622 , 8982 , 383 , 67322 , 41563 , 898269 , 668320 , 8060207 , 6202394 , 89122341 , 82807329 , 80596256 , 189395976 , 9010229330 , 4229290050
n×2
40379486
n×3
60569229
n×4
80758972
n×5
100948715
n÷2
10094871.5
n÷3
6729914.3333333
n÷3
5047435.75
n÷5
4037948.6
n2
407625722406049
n3
8.2298585755675E+21
n4
1.6615872956705E+29
n5
3.3547020471653E+36
2 √n
4493.2997896869
3 √n
272.2974641813
4 √n
67.032080302545
5 √n
28.90853997197
1 , 7 , 47 , 109 , 329 , 563 , 763 , 3941 , 5123 , 26461 , 35861 , 61367 , 185227 , 429569 , 2884249 , 20189743
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189742
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189743 can be divided by 16 positive divisors.
The sum of these divisors (counting 20189743) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000001001000101111
3
Ternary
1101222202010021
4
Quaternary
1031001020233
5
Quinary
20132032433
6
Senary
2000423011
8
Octal
115011057
10
Decimal
20189743
12
Duodecimal
6917a67
16
Hexadecimal
134122f
20
Vigesimal
663e73
36
Base36
c0qi7
md5
8b11d2dfb6a15cea2752290d63373b79
sha1
9cee68058db629830aa787f53204bc12ef77721b
sha256
3006dfe19bc571ef5755c06ba2793d2fe93d24f42359fa9c422a5124a9e30388
sha512
559827d5cec199d5e8c64c39bde87c8497c6af610f0013286ecaa73c650c69e0a6a0a97a5f08f735ef5bee87a76cec318962728e5292d80c6520e890d65b8494
ripemd-160
2e752e9d319ac6f17d032f9711e5fb2297143970
Diameter
40379486
Circumference
126855896.57333
Area
1.2805939749251E+15
Volume
3.4473150988114E+22
Surface area
5.1223758997003E+15
Circumference
126855896.57333
Perimeter
80758972
Area
407625722406049
Diagonal
28552608.371427
Surface area
2445754334436294
Volume
8.2298585755675E+21
Space diagonal
34969660.667758
Perimeter
60569229
Area
1.7650711541981E+14
Altitude
17484830.333879
Surface area
1.7650711541981E+14
Volume
9.6989813449834E+20
Height
9517536.1238091