20243487 is an odd 8-digits composite number following 20243486
and preceding 20243488 . In scientific notation, it is written as 2.0243487 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12268760 positive integers (up to 20243487) that are relatively prime to 20243487.
20243487 has 8 divisors, whose sum is 29445120
The reverse of 20243487 is 78434202
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million two hundred forty-three thousand four hundred eighty-seven
Scientific notation
2.0243487 × 10^7
Engineering notation
2.0243487 × 10^6
Prime Factorization
3 × 11 × 613439
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20243487
Product of the distinct prime numbers
The prime factorization of 20243487 is 3 × 11 × 613439.
Since it has a total of 3 prime factors.
7 , 8 , 13 , 53 , 917 , 233 , 7595 , 8858 , 17403 , 11814 , 473908 , 562745 , 8441457 , 5677345 , 59564700 , 57621349 , 190639358 , 69610970 , 3362453241 , 1159488927
n×2
40486974
n×3
60730461
n×4
80973948
n×5
101217435
n÷2
10121743.5
n÷3
6747829
n÷3
5060871.75
n÷5
4048697.4
n2
409798765919169
n3
8.2957559905007E+21
n4
1.6793502854887E+29
n5
3.3995905672738E+36
2 √n
4499.2762751358
3 √n
272.53886380021
4 √n
67.076644781442
5 √n
28.923914203385
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
-20243486
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 20243487 can be divided by 8 positive divisors.
The sum of these divisors (counting 20243487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001110010000011111
3
Ternary
1102002110211210
4
Quaternary
1031032100133
5
Quinary
20140242422
6
Senary
2001515503
8
Octal
115162037
10
Decimal
20243487
12
Duodecimal
6942b93
16
Hexadecimal
134e41f
20
Vigesimal
66a8e7
36
Base36
c1vz3
md5
5b83e1f126c467568bc852ca921dbfa9
sha1
8b3a6ad6cf98c92c589c173ee07878ffd3e502a9
sha256
bafa01bb25488bd1c0d13a11835b10f6b21dcfa2ef0ad5d97684b3ce200c15b8
sha512
83d4b974ef9d304b7ff45113bef0c239a05ab65c639c4dd43461735a710b66c26fa0240b1909f01ad1a5fbea6cfb895b534db2a0cc6f5c2ae95a2ecfe63c17bc
ripemd-160
65815eb70a6e302f4ff772a61a1b0d565aaa80ce
Diameter
40486974
Circumference
127193580.08448
Area
1.2874207924618E+15
Volume
3.4749181434308E+22
Surface area
5.1496831698473E+15
Circumference
127193580.08448
Perimeter
80973948
Area
409798765919169
Diagonal
28628613.865123
Surface area
2458792595515014
Volume
8.2957559905007E+21
Space diagonal
35062748.00636
Perimeter
60730461
Area
1.7744807086276E+14
Altitude
17531374.00318
Surface area
1.7744807086276E+14
Volume
9.7766421932533E+20
Height
9542871.2883745