20704639 is an odd 8-digits prime number following 20704638
and preceding 20704640 . In scientific notation, it is written as 2.0704639 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 20704638 positive integers (up to 20704639) that are relatively prime to 20704639.
20704639 has 2 divisors, whose sum is 20704640
The reverse of 20704639 is 93640702
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million seven hundred four thousand six hundred thirty-nine
Scientific notation
2.0704639 × 10^7
Engineering notation
2.0704639 × 10^6
Prime Factorization
20704639
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20704639
Product of the distinct prime numbers
The prime factorization of 20704639 is 20704639.
Since it has a total of 1 prime factors.
1 , 7 , 57 , 90 , 394 , 574 , 4637 , 9268 , 97795 , 72428 , 182820 , 648459 , 1170344 , 3079808 , 8079834 , 63267723 , 740760243 , 682584094 , 592622745 , 1705949016
n×2
41409278
n×3
62113917
n×4
82818556
n×5
103523195
n÷2
10352319.5
n÷3
6901546.3333333
n÷3
5176159.75
n÷5
4140927.8
n2
428682076120321
n3
8.8757076318418E+21
n4
1.8376832238683E+29
n5
3.8048567746549E+36
2 √n
4550.2350488738
3 √n
274.59284762412
4 √n
67.455430091831
5 √n
29.054508461967
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20704640
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10352320
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4550.2351587583
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999034033
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20704639 can be divided by 2 positive divisors.
The sum of these divisors (counting 20704639) is 20704640, the average is 10352320.
Base
System
Value
2
Binary
1001110111110110101111111
3
Ternary
1102221220102111
4
Quaternary
1032332311333
5
Quinary
20300022024
6
Senary
2015434451
8
Octal
116766577
10
Decimal
20704639
12
Duodecimal
6b25a27
16
Hexadecimal
13bed7f
20
Vigesimal
6981bj
36
Base36
cbrsv
md5
b4166f688269e4b2b7bc2d995104c2c3
sha1
f81877819a90592cef015005880dd91a95ea3e0d
sha256
b4e7c1692145f0aa8afb8bf80ff132d6682a0f04cb45dd5a56fd1092c5795629
sha512
8e87957db9eab6152ed539bf3137acbb0c5cc891366944e3fe4269c33d3f3f89c2297afa9025cb7ffd91de9695f1e4092ebc33c44407c765f0572298d37ed414
ripemd-160
de2d5572d7528dd240f92d5026beb5dbf054cec5
Diameter
41409278
Circumference
130091083.55526
Area
1.3467444610652E+15
Volume
3.7178477188807E+22
Surface area
5.3869778442609E+15
Circumference
130091083.55526
Perimeter
82818556
Area
428682076120321
Diagonal
29280781.277839
Surface area
2572092456721926
Volume
8.8757076318418E+21
Space diagonal
35861486.700372
Perimeter
62113917
Area
1.8562478403363E+14
Altitude
17930743.350186
Surface area
1.8562478403363E+14
Volume
1.0460121757174E+21
Height
9760260.4259463