20551005 is an odd 8-digits composite number following 20551004
and preceding 20551006 . In scientific notation, it is written as 2.0551005 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 10911744 positive integers (up to 20551005) that are relatively prime to 20551005.
20551005 has 8 divisors, whose sum is 21101304
The reverse of 20551005 is 50015502
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million five hundred fifty-one thousand five
Scientific notation
2.0551005 × 10^7
Engineering notation
2.0551005 × 10^6
Prime Factorization
45 × 257 × 1777
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20551005
Product of the distinct prime numbers
The prime factorization of 20551005 is 45 × 257 × 1777.
Since it has a total of 3 prime factors.
4 , 2 , 12 , 24 , 704 , 175 , 6180 , 7356 , 27242 , 29986 , 883980 , 627496 , 9349332 , 2863273 , 55828713 , 96917257 , 419471290 , 284163981 , 2533607311 , 9378996965
n×2
41102010
n×3
61653015
n×4
82204020
n×5
102755025
n÷2
10275502.5
n÷3
6850335
n÷3
5137751.25
n÷5
4110201
n2
422343806510025
n3
8.6795896793066E+21
n4
1.7837429089738E+29
n5
3.6657709441035E+36
2 √n
4533.3216298869
3 √n
273.91197644923
4 √n
67.329946011317
5 √n
29.011261452741
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
-20551004
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 20551005 can be divided by 8 positive divisors.
The sum of these divisors (counting 20551005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011001010101011101
3
Ternary
1102200002200100
4
Quaternary
1032121111131
5
Quinary
20230113010
6
Senary
2012251313
8
Octal
116312535
10
Decimal
20551005
12
Duodecimal
6a70b39
16
Hexadecimal
139955d
20
Vigesimal
688ha5
36
Base36
c8h99
md5
659d09cfe675c80e7cafb6acd604d683
sha1
f43be95c71cc54222259723d91183854bbb698e5
sha256
a068a56a549fb859c124a55fd76afcf2816bae5eee4aae3f7e2e08411a1b32bb
sha512
b6ac4c5ca5510d0eeac89eb31e8bddb985fe273cefb69f5a1802b4b28b0dd2fd111a986866bbbe27662f1c4aeb4c717a6470ea89992477a091b3ae60a8e641fb
ripemd-160
3c02809c696a11c3e2087398d739c8f41944b0af
Diameter
41102010
Circumference
129125772.66377
Area
1.326832199821E+15
Volume
3.6356980230244E+22
Surface area
5.3073287992842E+15
Circumference
129125772.66377
Perimeter
82204020
Area
422343806510025
Diagonal
29063509.991397
Surface area
2534062839060150
Volume
8.6795896793066E+21
Space diagonal
35595384.806602
Perimeter
61653015
Area
1.8288023278435E+14
Altitude
17797692.403301
Surface area
1.8288023278435E+14
Volume
1.0228994533591E+21
Height
9687836.6637991