20739969 is an odd 8-digits composite number following 20739968
and preceding 20739970 . In scientific notation, it is written as 2.0739969 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 10 positive divisors.
There are 13826592 positive integers (up to 20739969) that are relatively prime to 20739969.
20739969 has 10 divisors, whose sum is 30982050
The reverse of 20739969 is 96993702
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million seven hundred thirty-nine thousand nine hundred sixty-nine
Scientific notation
2.0739969 × 10^7
Engineering notation
2.0739969 × 10^6
Prime Factorization
3 × 3 × 9 × 256049
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6913323
Product of the distinct prime numbers
The prime factorization of 20739969 is 3 × 3 × 9 × 256049.
Since it has a total of 4 prime factors.
9 , 2 , 45 , 8 , 206 , 326 , 3400 , 1192 , 201 , 20358 , 491363 , 692981 , 5547258 , 737691 , 37896140 , 15172412 , 794954084 , 934538602 , 2785177860 , 1387236510
n×2
41479938
n×3
62219907
n×4
82959876
n×5
103699845
n÷2
10369984.5
n÷3
6913323
n÷3
5184992.25
n÷5
4147993.8
n2
430146314120961
n3
8.921221220333E+21
n4
1.8502585155185E+29
n5
3.8374304253839E+36
2 √n
4554.1156111807
3 √n
274.74894553141
4 √n
67.484187860422
5 √n
29.064417312475
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20739968
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20739969 can be divided by 10 positive divisors.
The sum of these divisors (counting 20739969) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001111000111011110000001
3
Ternary
1110000200220000
4
Quaternary
1033013132001
5
Quinary
20302134334
6
Senary
2020310213
8
Octal
117073601
10
Decimal
20739969
12
Duodecimal
6b42369
16
Hexadecimal
13c7781
20
Vigesimal
69c9i9
36
Base36
ccj29
md5
3e267256efbd360217cf834adbe1405d
sha1
5f636f61c63610345c4092083ed9de8a3520912b
sha256
350604a4d1cc7ee8684fa1be1a247497cfa3c98b55c16450b9ab4fdbfb278a54
sha512
b2c7fee115daacdfed61d801836d2649789639e10d203ee8e915207c266cfeba8827b41d30330e208a7d7f2e03705cd5acfae5202825d0178967bebffa81c6d0
ripemd-160
cf3b017e25d444536a5ccf2f0e9d6c7455a0ac2c
Diameter
41479938
Circumference
130313068.49216
Area
1.3513445004111E+15
Volume
3.7369124062463E+22
Surface area
5.4053780016446E+15
Circumference
130313068.49216
Perimeter
82959876
Area
430146314120961
Diagonal
29330745.442998
Surface area
2580877884725766
Volume
8.921221220333E+21
Space diagonal
35922680.055403
Perimeter
62219907
Area
1.862588176865E+14
Altitude
17961340.027702
Surface area
1.862588176865E+14
Volume
1.0513760035605E+21
Height
9776915.1476659