20453655 is an odd 8-digits composite number following 20453654
and preceding 20453656 . In scientific notation, it is written as 2.0453655 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 10908608 positive integers (up to 20453655) that are relatively prime to 20453655.
20453655 has 4 divisors, whose sum is 21817248
The reverse of 20453655 is 55635402
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million four hundred fifty-three thousand six hundred fifty-five
Scientific notation
2.0453655 × 10^7
Engineering notation
2.0453655 × 10^6
Prime Factorization
15 × 1363577
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20453655
Product of the distinct prime numbers
The prime factorization of 20453655 is 15 × 1363577.
Since it has a total of 2 prime factors.
7 , 7 , 64 , 49 , 212 , 87 , 1181 , 5200 , 59854 , 2259 , 342918 , 382366 , 4269256 , 2410608 , 6990603 , 65331581 , 685471089 , 808621828 , 5502051583 , 5213521359
n×2
40907310
n×3
61360965
n×4
81814620
n×5
102268275
n÷2
10226827.5
n÷3
6817885
n÷3
5113413.75
n÷5
4090731
n2
418352002859025
n3
8.5568275350375E+21
n4
1.7501839829616E+29
n5
3.5797659374022E+36
2 √n
4522.571724141
3 √n
273.47878520022
4 √n
67.250068580939
5 √n
28.98372398741
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20453654
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20453655 can be divided by 4 positive divisors.
The sum of these divisors (counting 20453655) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000001100100010111
3
Ternary
1102111011010210
4
Quaternary
1032001210113
5
Quinary
20214004110
6
Senary
2010220503
8
Octal
116014427
10
Decimal
20453655
12
Duodecimal
6a24733
16
Hexadecimal
1381917
20
Vigesimal
67ge2f
36
Base36
c6e53
md5
7d9538a956ccbe93869f2f5819cdd865
sha1
380d267e81778673e33c4c6b9f3266db8da18e41
sha256
48a1d7bcac3c1de924b6555ef4bdb7983c13217ecfc3c6377677b25f00442645
sha512
d9605ec3bf56cec9536a37c5556b0e9b12556b59cf1d81d300ab30ca8a0fd94766e3ffcaf25e74d750755fa9beb2a0af60c6ef5b781957479965fc992fbfb1da
ripemd-160
6f3809110d1354cbc5ec9159694db8e485786a67
Diameter
40907310
Circumference
128514104.57412
Area
1.3142915787965E+15
Volume
3.5842755362812E+22
Surface area
5.257166315186E+15
Circumference
128514104.57412
Perimeter
81814620
Area
418352002859025
Diagonal
28925836.3011
Surface area
2510112017154150
Volume
8.5568275350375E+21
Space diagonal
35426769.660485
Perimeter
61360965
Area
1.8115173110001E+14
Altitude
17713384.830243
Surface area
1.8115173110001E+14
Volume
1.0084317959115E+21
Height
9641945.4337001