20555139 is an odd 8-digits composite number following 20555138
and preceding 20555140 . In scientific notation, it is written as 2.0555139 × 10^7.
The sum of its digits is 30. It has a total of 5 prime factors and 32 positive divisors.
There are 11844000 positive integers (up to 20555139) that are relatively prime to 20555139.
20555139 has 32 divisors, whose sum is 31408128
The reverse of 20555139 is 93155502
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million five hundred fifty-five thousand one hundred thirty-nine
Scientific notation
2.0555139 × 10^7
Engineering notation
2.0555139 × 10^6
Prime Factorization
3 × 11 × 31 × 71 × 283
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20555139
Product of the distinct prime numbers
The prime factorization of 20555139 is 3 × 11 × 31 × 71 × 283.
Since it has a total of 5 prime factors.
3 , 1 , 72 , 99 , 787 , 467 , 2232 , 8442 , 61075 , 32087 , 427298 , 963115 , 5007839 , 2879027 , 17627321 , 94983434 , 422400461 , 701521026 , 6789330915 , 4490976179
n×2
41110278
n×3
61665417
n×4
82220556
n×5
102775695
n÷2
10277569.5
n÷3
6851713
n÷3
5138784.75
n÷5
4111027.8
n2
422513739309321
n3
8.6848286409129E+21
n4
1.7851785990514E+29
n5
3.6694594243328E+36
2 √n
4533.7775640188
3 √n
273.93034175045
4 √n
67.333331746014
5 √n
29.012428528568
1 , 3 , 11 , 31 , 33 , 71 , 93 , 213 , 283 , 341 , 781 , 849 , 1023 , 2201 , 2343 , 3113 , 6603 , 8773 , 9339 , 20093 , 24211 , 26319 , 60279 , 72633 , 96503 , 221023 , 289509 , 622883 , 663069 , 1868649 , 6851713 , 20555139
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20555138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20555139 can be divided by 32 positive divisors.
The sum of these divisors (counting 20555139) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110011010010110000011
3
Ternary
1102200022100110
4
Quaternary
1032122112003
5
Quinary
20230231024
6
Senary
2012322403
8
Octal
116322603
10
Decimal
20555139
12
Duodecimal
6a73403
16
Hexadecimal
139a583
20
Vigesimal
6897gj
36
Base36
c8kg3
md5
941307ffa0efb2d9da243fd2a6af35fd
sha1
9ff1547c4a06e194e056f7266cbbb1b1dc89a649
sha256
514c619a8d977e5925e020297be823e6e243ee8369c2173af0cff8b8a4d42fee
sha512
da02e5c087fbd76ae8667fe1176976aa7fdf2dcf3010f21e800ed323b99cdfcaa70bed993b61d79dcf0986910af0c6ffa14b2265663d983b7f7f45bc6220cd85
ripemd-160
aeb7684af685e3d22884dffa4b0d5c04ddc5a328
Diameter
41110278
Circumference
129151747.35183
Area
1.3273660594549E+15
Volume
3.6378925141304E+22
Surface area
5.3094642378197E+15
Circumference
129151747.35183
Perimeter
82220556
Area
422513739309321
Diagonal
29069356.350264
Surface area
2535082435855926
Volume
8.6848286409129E+21
Space diagonal
35602545.104641
Perimeter
61665417
Area
1.8295381584491E+14
Altitude
17801272.55232
Surface area
1.8295381584491E+14
Volume
1.0235168709054E+21
Height
9689785.450088