20947589 is an odd 8-digits composite number following 20947588
and preceding 20947590 . In scientific notation, it is written as 2.0947589 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 19336224 positive integers (up to 20947589) that are relatively prime to 20947589.
20947589 has 4 divisors, whose sum is 22558956
The reverse of 20947589 is 98574902
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million nine hundred forty-seven thousand five hundred eighty-nine
Scientific notation
2.0947589 × 10^7
Engineering notation
2.0947589 × 10^6
Prime Factorization
13 × 1611353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20947589
Product of the distinct prime numbers
The prime factorization of 20947589 is 13 × 1611353.
Since it has a total of 2 prime factors.
6 , 6 , 58 , 43 , 532 , 903 , 7993 , 6569 , 96346 , 54827 , 913897 , 426015 , 3411472 , 6049386 , 16255763 , 88889296 , 420005775 , 589786062 , 4291310222 , 4038888698
n×2
41895178
n×3
62842767
n×4
83790356
n×5
104737945
n÷2
10473794.5
n÷3
6982529.6666667
n÷3
5236897.25
n÷5
4189517.8
n2
438801484912921
n3
9.1918331585456E+21
n4
1.9254674316178E+29
n5
4.0333900390416E+36
2 √n
4576.8536135647
3 √n
275.66270583475
4 √n
67.652447210464
5 √n
29.122376274595
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20947588
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20947589 can be divided by 4 positive divisors.
The sum of these divisors (counting 20947589) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111111010001010000101
3
Ternary
1110102020200122
4
Quaternary
1033322022011
5
Quinary
20330310324
6
Senary
2024551325
8
Octal
117721205
10
Decimal
20947589
12
Duodecimal
7022545
16
Hexadecimal
13fa285
20
Vigesimal
6ai8j9
36
Base36
cgz9h
md5
f43e3538525913c0c38667ef2cec26a2
sha1
8063f6c0c39a0dc386b05d1439fcc03364bbe158
sha256
64fe3df53a00041c72fcc091da1a3e3fbe8edc5f52ee63170a4fc3962495610d
sha512
aff888bc73f10408a555aeb29d24877f9e3465ad6c9f5fbc64f8018650b7a312a7007d1a132011547d12edc303b6f0e249bbb8cf5f70e8854872e8660082b6a6
ripemd-160
411ef5821c4f9205d8a1bf230c91b9bb49dd3de5
Diameter
41895178
Circumference
131617583.42564
Area
1.3785355213867E+15
Volume
3.8502660698546E+22
Surface area
5.5141420855469E+15
Circumference
131617583.42564
Perimeter
83790356
Area
438801484912921
Diagonal
29624364.462817
Surface area
2632808909477526
Volume
9.1918331585456E+21
Space diagonal
36282288.444071
Perimeter
62842767
Area
1.9000661657646E+14
Altitude
18141144.222035
Surface area
1.9000661657646E+14
Volume
1.0832679263238E+21
Height
9874788.1542725