20681503 is an odd 8-digits composite number following 20681502
and preceding 20681504 . In scientific notation, it is written as 2.0681503 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19464928 positive integers (up to 20681503) that are relatively prime to 20681503.
20681503 has 4 divisors, whose sum is 21898080
The reverse of 20681503 is 30518602
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million six hundred eighty-one thousand five hundred three
Scientific notation
2.0681503 × 10^7
Engineering notation
2.0681503 × 10^6
Prime Factorization
17 × 1216559
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20681503
Product of the distinct prime numbers
The prime factorization of 20681503 is 17 × 1216559.
Since it has a total of 2 prime factors.
6 , 9 , 68 , 11 , 403 , 702 , 7400 , 5861 , 86215 , 65687 , 776753 , 640571 , 5230342 , 9239196 , 36863000 , 52139541 , 967800574 , 197378292 , 3774805640 , 960290285
n×2
41363006
n×3
62044509
n×4
82726012
n×5
103407515
n÷2
10340751.5
n÷3
6893834.3333333
n÷3
5170375.75
n÷5
4136300.6
n2
427724566339009
n3
8.8459869019139E+21
n4
1.8294830464989E+29
n5
3.7836459114617E+36
2 √n
4547.6920520194
3 √n
274.49053000775
4 √n
67.436577997548
5 √n
29.048012277547
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
-20681502
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 20681503 can be divided by 4 positive divisors.
The sum of these divisors (counting 20681503) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111001001100011111
3
Ternary
1102220201200121
4
Quaternary
1032321030133
5
Quinary
20243302003
6
Senary
2015135411
8
Octal
116711437
10
Decimal
20681503
12
Duodecimal
6b14567
16
Hexadecimal
13b931f
20
Vigesimal
6953f3
36
Base36
cb9y7
md5
b13476c78b345f70fe3257b3946146ce
sha1
7b4ffcb509d11a0c6ae906dd1daab370b5724bb9
sha256
e6e3a70bc6f5dbe937eadc78f85e114c5df9c0164b363f301215ed8228620b88
sha512
2375eea2a511144bbff17f29cc2da332be8c4718f6f129fb58f914891eba3c6fc7351638d18bb6170014c0cfe456bc468c6219ab9b57ccc86d761e4140e6f0d9
ripemd-160
aad50dba030055486b5a00263e6a0b115ab288c5
Diameter
41363006
Circumference
129945715.77999
Area
1.3437363553705E+15
Volume
3.7053983286406E+22
Surface area
5.374945421482E+15
Circumference
129945715.77999
Perimeter
82726012
Area
427724566339009
Diagonal
29248062.03286
Surface area
2566347398034054
Volume
8.8459869019139E+21
Space diagonal
35821413.972888
Perimeter
62044509
Area
1.8521017013613E+14
Altitude
17910706.986444
Surface area
1.8521017013613E+14
Volume
1.0425095541051E+21
Height
9749354.0109533