20536721 is an odd 8-digits prime number following 20536720
and preceding 20536722 . In scientific notation, it is written as 2.0536721 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 20536720 positive integers (up to 20536721) that are relatively prime to 20536721.
20536721 has 2 divisors, whose sum is 20536722
The reverse of 20536721 is 12763502
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million five hundred thirty-six thousand seven hundred twenty-one
Scientific notation
2.0536721 × 10^7
Engineering notation
2.0536721 × 10^6
Prime Factorization
20536721
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20536721
Product of the distinct prime numbers
The prime factorization of 20536721 is 20536721.
Since it has a total of 1 prime factors.
7 , 9 , 13 , 65 , 591 , 718 , 9297 , 8850 , 34136 , 52935 , 139893 , 728788 , 4384675 , 4527476 , 63735046 , 38066710 , 405497657 , 362908468 , 4144712155 , 8944269170
n×2
41073442
n×3
61610163
n×4
82146884
n×5
102683605
n÷2
10268360.5
n÷3
6845573.6666667
n÷3
5134180.25
n÷5
4107344.2
n2
421756909431841
n3
8.661503978824E+21
n4
1.778788906535E+29
n5
3.6530491491404E+36
2 √n
4531.7459107942
3 √n
273.84850079442
4 √n
67.318243521309
5 √n
29.007227468831
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20536722
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10268361
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4531.746021127
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999026135
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20536721 can be divided by 2 positive divisors.
The sum of these divisors (counting 20536721) is 20536722, the average is 10268361.
Base
System
Value
2
Binary
1001110010101110110010001
3
Ternary
1102122101002022
4
Quaternary
1032111312101
5
Quinary
20224133341
6
Senary
2012101225
8
Octal
116256621
10
Decimal
20536721
12
Duodecimal
6a64815
16
Hexadecimal
1395d91
20
Vigesimal
6871g1
36
Base36
c868h
md5
165eaa89b2a3c26168f7771ca41dcf8d
sha1
341acb96d35f5c34bda9b41df811ea9bf1c2a36f
sha256
b19653c6f658c6de2be30116673480c88f29b3a03fd99cb8b5bf5920aa122d17
sha512
a86d0c0e8f42715bd72a45b86f534d398b2289796f6e97f70519dc111aee032d075e83204db929756a1045a4f33af91d339fbcfd04561373c2f5ed1e9d7948d2
ripemd-160
5fc4ca83c1bd360f0c64a13364b2a42a60d74b54
Diameter
41073442
Circumference
129036023.64485
Area
1.3249884082718E+15
Volume
3.6281223025216E+22
Surface area
5.2999536330872E+15
Circumference
129036023.64485
Perimeter
82146884
Area
421756909431841
Diagonal
29043309.364872
Surface area
2530541456591046
Volume
8.661503978824E+21
Space diagonal
35570644.192867
Perimeter
61610163
Area
1.8262609889479E+14
Altitude
17785322.096433
Surface area
1.8262609889479E+14
Volume
1.0207680331168E+21
Height
9681103.1216241