20976721 is an odd 8-digits prime number following 20976720
and preceding 20976722 . In scientific notation, it is written as 2.0976721 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 20976720 positive integers (up to 20976721) that are relatively prime to 20976721.
20976721 has 2 divisors, whose sum is 20976722
The reverse of 20976721 is 12767902
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million nine hundred seventy-six thousand seven hundred twenty-one
Scientific notation
2.0976721 × 10^7
Engineering notation
2.0976721 × 10^6
Prime Factorization
20976721
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20976721
Product of the distinct prime numbers
The prime factorization of 20976721 is 20976721.
Since it has a total of 1 prime factors.
4 , 2 , 36 , 84 , 831 , 1000 , 220 , 5840 , 6046 , 93130 , 869026 , 152992 , 5748675 , 3013366 , 85330854 , 6966097 , 861444980 , 683322347 , 4108665906 , 3094998916
n×2
41953442
n×3
62930163
n×4
83906884
n×5
104883605
n÷2
10488360.5
n÷3
6992240.3333333
n÷3
5244180.25
n÷5
4195344.2
n2
440022823911841
n3
9.2302360108308E+21
n4
1.9362008556335E+29
n5
4.0615145148585E+36
2 √n
4580.0350435341
3 √n
275.79043550768
4 √n
67.675956170076
5 √n
29.130471922375
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20976722
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10488361
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4580.0351527035
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999046562
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20976721 can be divided by 2 positive divisors.
The sum of these divisors (counting 20976721) is 20976722, the average is 10488361.
Base
System
Value
2
Binary
1010000000001010001010001
3
Ternary
1110110201122121
4
Quaternary
1100001101101
5
Quinary
20332223341
6
Senary
2025334241
8
Octal
120012121
10
Decimal
20976721
12
Duodecimal
7037381
16
Hexadecimal
1401451
20
Vigesimal
6b21g1
36
Base36
chlqp
md5
30558fe9b02826455b68417d6883937e
sha1
36cca2bcdb2c93fa5580280d57de93db790e9c60
sha256
711ecb4bcec57ed1668b8bf3f76ebe3f7b661ee36c656ddced06dd7dba15d459
sha512
6583046db2ff7569240e9fb2fe80c128ae945149a1a0d31dc6ae4dfdd4b5af6169b203ff28210dcd1f78bc3c8d45edc56158e39850049c24256eab81de5d9ce7
ripemd-160
9db90f99a99c60b09e29de29bf4b0aea2713d51b
Diameter
41953442
Circumference
131800625.18001
Area
1.3823724710133E+15
Volume
3.8663522190035E+22
Surface area
5.5294898840531E+15
Circumference
131800625.18001
Perimeter
83906884
Area
440022823911841
Diagonal
29665563.332317
Surface area
2640136943471046
Volume
9.2302360108308E+21
Space diagonal
36332746.548197
Perimeter
62930163
Area
1.9053547187631E+14
Altitude
18166373.274099
Surface area
1.9053547187631E+14
Volume
1.0877937458685E+21
Height
9888521.1107722