20495655 is an odd 8-digits composite number following 20495654
and preceding 20495656 . In scientific notation, it is written as 2.0495655 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 10898496 positive integers (up to 20495655) that are relatively prime to 20495655.
20495655 has 8 divisors, whose sum is 21013536
The reverse of 20495655 is 55659402
Previous prime number is 743
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million four hundred ninety-five thousand six hundred fifty-five
Scientific notation
2.0495655 × 10^7
Engineering notation
2.0495655 × 10^6
Prime Factorization
45 × 743 × 613
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20495655
Product of the distinct prime numbers
The prime factorization of 20495655 is 45 × 743 × 613.
Since it has a total of 3 prime factors.
4 , 7 , 36 , 58 , 624 , 999 , 4463 , 4072 , 58998 , 45302 , 140010 , 233692 , 607545 , 4386531 , 34176956 , 34847502 , 535309923 , 592971189 , 671265066 , 5573839573
n×2
40991310
n×3
61486965
n×4
81982620
n×5
102478275
n÷2
10247827.5
n÷3
6831885
n÷3
5123913.75
n÷5
4099131
n2
420071873879025
n3
8.609648202228E+21
n4
1.7646037922424E+29
n5
3.6166710537491E+36
2 √n
4527.2127186603
3 √n
273.66584640418
4 √n
67.284565233494
5 √n
28.995617390046
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
-20495654
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 20495655 can be divided by 8 positive divisors.
The sum of these divisors (counting 20495655) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001011110100100111
3
Ternary
1102120021202100
4
Quaternary
1032023310213
5
Quinary
20221330110
6
Senary
2011143143
8
Octal
116136447
10
Decimal
20495655
12
Duodecimal
6a44ab3
16
Hexadecimal
138bd27
20
Vigesimal
681j2f
36
Base36
c7ajr
md5
0632e1c0b5059865c361900c9b5503e0
sha1
db622632064cc6e093976189ec402748c674788a
sha256
f05778b07f49ad246effc0873fd53db624bd2d34cac2a3f0961a2ff2878951ba
sha512
afe5ef34cb0b1dfa3a408f94f8cb662b4a7855c350ff70d19d910f7f467e4534c805b172fce35a0b7ab28726ed8206d792a9be6dab14225eaf29bee8fbac6e3e
ripemd-160
5a52e14c86000a35378f33db01a7ee233f359771
Diameter
40991310
Circumference
128777998.35702
Area
1.319694712958E+15
Volume
3.6064010056149E+22
Surface area
5.2787788518322E+15
Circumference
128777998.35702
Perimeter
81982620
Area
420071873879025
Diagonal
28985233.27072
Surface area
2520431243274150
Volume
8.609648202228E+21
Space diagonal
35499515.794403
Perimeter
61486965
Area
1.8189645709728E+14
Altitude
17749757.897202
Surface area
1.8189645709728E+14
Volume
1.0146567712377E+21
Height
9661744.4235733