20576721 is an odd 8-digits composite number following 20576720
and preceding 20576722 . In scientific notation, it is written as 2.0576721 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12470720 positive integers (up to 20576721) that are relatively prime to 20576721.
20576721 has 8 divisors, whose sum is 29929824
The reverse of 20576721 is 12767502
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million five hundred seventy-six thousand seven hundred twenty-one
Scientific notation
2.0576721 × 10^7
Engineering notation
2.0576721 × 10^6
Prime Factorization
3 × 11 × 623537
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20576721
Product of the distinct prime numbers
The prime factorization of 20576721 is 3 × 11 × 623537.
Since it has a total of 3 prime factors.
4 , 9 , 10 , 45 , 537 , 890 , 9090 , 400 , 46421 , 67243 , 136562 , 317206 , 2965164 , 2859164 , 94604165 , 44519648 , 988951195 , 457638815 , 7280868083 , 8837093409
n×2
41153442
n×3
61730163
n×4
82306884
n×5
102883605
n÷2
10288360.5
n÷3
6858907
n÷3
5144180.25
n÷5
4115344.2
n2
423401447111841
n3
8.7122134482166E+21
n4
1.792687854164E+29
n5
3.6887637815222E+36
2 √n
4536.157074
3 √n
274.02617985595
4 √n
67.350999057178
5 √n
29.01851832857
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
-20576720
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 20576721 can be divided by 8 positive divisors.
The sum of these divisors (counting 20576721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011111100111010001
3
Ternary
1102201101221210
4
Quaternary
1032133213101
5
Quinary
20231423341
6
Senary
2013010333
8
Octal
116374721
10
Decimal
20576721
12
Duodecimal
6a839a9
16
Hexadecimal
139f9d1
20
Vigesimal
68c1g1
36
Base36
c913l
md5
df2f7d25e491e3833b87d02c3b99ee8f
sha1
f28050609f29ed2f08b2609d5f2b8506dbb375d3
sha256
9a284804d5b48dd7bef0fa4290d8a9d79fe5c51bc3c1b620590d9174600ea9f7
sha512
a9cac4334d6a408cc5e6274a9cdbd1056215b4e6003df36ce4dcf8c94a3ea731119fc53947623d50df7510cdbc59617ec1a7f7da422090a8aa5cffcda3f60587
ripemd-160
23d108f9a7d2f70e7fcef7ad31dac8d7b6216e20
Diameter
41153442
Circumference
129287351.05713
Area
1.3301548757658E+15
Volume
3.6493634353898E+22
Surface area
5.3206195030634E+15
Circumference
129287351.05713
Perimeter
82306884
Area
423401447111841
Diagonal
29099877.907367
Surface area
2540408682671046
Volume
8.7122134482166E+21
Space diagonal
35639926.225169
Perimeter
61730163
Area
1.8333820459897E+14
Altitude
17819963.112585
Surface area
1.8333820459897E+14
Volume
1.0267442013964E+21
Height
9699959.3024558