20512983 is an odd 8-digits composite number following 20512982
and preceding 20512984 . In scientific notation, it is written as 2.0512983 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13641848 positive integers (up to 20512983) that are relatively prime to 20512983.
20512983 has 8 divisors, whose sum is 27417600
The reverse of 20512983 is 38921502
Previous prime number is 419
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million five hundred twelve thousand nine hundred eighty-three
Scientific notation
2.0512983 × 10^7
Engineering notation
2.0512983 × 10^6
Prime Factorization
3 × 419 × 16319
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20512983
Product of the distinct prime numbers
The prime factorization of 20512983 is 3 × 419 × 16319.
Since it has a total of 3 prime factors.
8 , 2 , 60 , 93 , 962 , 174 , 7183 , 3936 , 91476 , 59641 , 907821 , 419592 , 1568142 , 1510954 , 72272282 , 79201967 , 267553515 , 519406820 , 9792476740 , 395116986
n×2
41025966
n×3
61538949
n×4
82051932
n×5
102564915
n÷2
10256491.5
n÷3
6837661
n÷3
5128245.75
n÷5
4102596.6
n2
420782471558289
n3
8.6315036857732E+21
n4
1.770578883707E+29
n5
3.6319854541641E+36
2 √n
4529.1260746418
3 √n
273.74294804711
4 √n
67.298782118563
5 √n
29.000518587212
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
-20512982
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 20512983 can be divided by 8 positive divisors.
The sum of these divisors (counting 20512983) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110010000000011010111
3
Ternary
1102121011112010
4
Quaternary
1032100003113
5
Quinary
20222403413
6
Senary
2011355303
8
Octal
116200327
10
Decimal
20512983
12
Duodecimal
6a52b33
16
Hexadecimal
13900d7
20
Vigesimal
684293
36
Base36
c7nx3
md5
77dba757c8341673e810d2dc0fa42844
sha1
8cea4db90dce3b6f15a6a334391802c281f098a9
sha256
a5320a0460c37fa09f2689985f9e67bc854c56234985f5741e841ca14489093a
sha512
3124031d1def833eb0c794ef84ce264b25e302bc12ef96c03f2f5c0c69ee861124ef14d8d5f3dc716f91361d1191091753d93ba908a914ad537a7dd24cd8b883
ripemd-160
29ac9ebe54acb7f03c9b2e774d10daeb364ad8be
Diameter
41025966
Circumference
128886873.39202
Area
1.3219271214069E+15
Volume
3.6155558091544E+22
Surface area
5.2877084856275E+15
Circumference
128886873.39202
Perimeter
82051932
Area
420782471558289
Diagonal
29009738.763329
Surface area
2524694829349734
Volume
8.6315036857732E+21
Space diagonal
35529528.770797
Perimeter
61538949
Area
1.8220415491834E+14
Altitude
17764764.385398
Surface area
1.8220415491834E+14
Volume
1.0172324646745E+21
Height
9669912.9211096