20681351 is an odd 8-digits prime number following 20681350
and preceding 20681352 . In scientific notation, it is written as 2.0681351 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 20681350 positive integers (up to 20681351) that are relatively prime to 20681351.
20681351 has 2 divisors, whose sum is 20681352
The reverse of 20681351 is 15318602
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million six hundred eighty-one thousand three hundred fifty-one
Scientific notation
2.0681351 × 10^7
Engineering notation
2.0681351 × 10^6
Prime Factorization
20681351
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20681351
Product of the distinct prime numbers
The prime factorization of 20681351 is 20681351.
Since it has a total of 1 prime factors.
8 , 7 , 29 , 99 , 353 , 630 , 1873 , 7273 , 83577 , 42506 , 243110 , 4917 , 4285270 , 5142322 , 98318191 , 332946 , 144331400 , 758937234 , 6697964265 , 3226839155
n×2
41362702
n×3
62044053
n×4
82725404
n×5
103406755
n÷2
10340675.5
n÷3
6893783.6666667
n÷3
5170337.75
n÷5
4136270.2
n2
427718279185201
n3
8.8457918609451E+21
n4
1.8294292634915E+29
n5
3.7835068727939E+36
2 √n
4547.675340215
3 √n
274.48985754433
4 √n
67.436454089869
5 √n
29.047969579385
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20681352
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10340676
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4547.6754501613
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999032945
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20681351 can be divided by 2 positive divisors.
The sum of these divisors (counting 20681351) is 20681352, the average is 10340676.
Base
System
Value
2
Binary
1001110111001001010000111
3
Ternary
1102220201110222
4
Quaternary
1032321022013
5
Quinary
20243300401
6
Senary
2015134555
8
Octal
116711207
10
Decimal
20681351
12
Duodecimal
6b1445b
16
Hexadecimal
13b9287
20
Vigesimal
69537b
36
Base36
cb9tz
md5
84302f1044ccd27b0d0340df4f087d53
sha1
78d2ddbbef1e5a9e5e69d174297fe47623aad9f8
sha256
772123fd7461774e3b3eb2541a4d769b5acade40db4b4ae32ebd2e6588152a7e
sha512
9d4897135cb02fb1c97f08b29907ba3a69daf361174a24043f9195d30aa2b74bbd41445b690f91bb35a618e1518bd926c2ffbfbea4e268be7edbf2c162ed1448
ripemd-160
8ae797ed5769ace6799ccf59283fe5098235afc7
Diameter
41362702
Circumference
129944760.73582
Area
1.3437166036943E+15
Volume
3.7053166300706E+22
Surface area
5.3748664147772E+15
Circumference
129944760.73582
Perimeter
82725404
Area
427718279185201
Diagonal
29247847.072398
Surface area
2566309675111206
Volume
8.8457918609451E+21
Space diagonal
35821150.701165
Perimeter
62044053
Area
1.8520744771867E+14
Altitude
17910575.350583
Surface area
1.8520744771867E+14
Volume
1.0424865683065E+21
Height
9749282.3574661