20005655 is an odd 8-digits composite number following 20005654
and preceding 20005656 . In scientific notation, it is written as 2.0005655 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 15951168 positive integers (up to 20005655) that are relatively prime to 20005655.
20005655 has 8 divisors, whose sum is 24086832
The reverse of 20005655 is 55650002
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million five thousand six hundred fifty-five
Scientific notation
2.0005655 × 10^7
Engineering notation
2.0005655 × 10^6
Prime Factorization
5 × 307 × 13033
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20005655
Product of the distinct prime numbers
The prime factorization of 20005655 is 5 × 307 × 13033.
Since it has a total of 3 prime factors.
3 , 4 , 15 , 2 , 826 , 823 , 6465 , 1741 , 90067 , 53587 , 368653 , 464419 , 8756342 , 4292351 , 47292377 , 35496228 , 553845298 , 601129108 , 3632664959 , 5508825584
n×2
40011310
n×3
60016965
n×4
80022620
n×5
100028275
n÷2
10002827.5
n÷3
6668551.6666667
n÷3
5001413.75
n÷5
4001131
n2
400226231979025
n3
8.0067879189223E+21
n4
1.6018103676413E+29
n5
3.2045265590455E+36
2 √n
4472.7681585345
3 √n
271.46734263467
4 √n
66.878757154529
5 √n
28.855629627225
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
-20005654
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 20005655 can be divided by 8 positive divisors.
The sum of these divisors (counting 20005655) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010100001100010111
3
Ternary
1101122101121012
4
Quaternary
1030110030113
5
Quinary
20110140110
6
Senary
1552442435
8
Octal
114241427
10
Decimal
20005655
12
Duodecimal
684941b
16
Hexadecimal
1314317
20
Vigesimal
650e2f
36
Base36
bwsgn
md5
39d2a69f32fc7b91db723f1327f569b9
sha1
b019d27849b1c3fbc4069a670485c2e235fd5a85
sha256
f665f6b968e3c42d12f5666819781c69b296a9e1be326925a55207a9c41eee35
sha512
ddb6ccad6946aa7943ccf75605ecce3b78604364b1e64937bda398f3871b36e2483b9447c942bed0b3a89c0e85935130d05c5e6c2eedacc43eeaa438cccf5d21
ripemd-160
c3b18107694b571289155533a11e353c23360aaf
Diameter
40011310
Circumference
125699237.5565
Area
1.2573477901592E+15
Volume
3.3538754806584E+22
Surface area
5.0293911606369E+15
Circumference
125699237.5565
Perimeter
80022620
Area
400226231979025
Diagonal
28292268.625157
Surface area
2401357391874150
Volume
8.0067879189223E+21
Space diagonal
34650810.898694
Perimeter
60016965
Area
1.7330304207738E+14
Altitude
17325405.449347
Surface area
1.7330304207738E+14
Volume
9.4360900549875E+20
Height
9430756.2083857