20553665 is an odd 8-digits composite number following 20553664
and preceding 20553666 . In scientific notation, it is written as 2.0553665 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 14643200 positive integers (up to 20553665) that are relatively prime to 20553665.
20553665 has 8 divisors, whose sum is 21008808
The reverse of 20553665 is 56635502
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million five hundred fifty-three thousand six hundred sixty-five
Scientific notation
2.0553665 × 10^7
Engineering notation
2.0553665 × 10^6
Prime Factorization
605 × 53 × 641
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20553665
Product of the distinct prime numbers
The prime factorization of 20553665 is 605 × 53 × 641.
Since it has a total of 3 prime factors.
8 , 4 , 9 , 26 , 56 , 945 , 6018 , 1398 , 13774 , 8255 , 366350 , 425418 , 6165638 , 48473 , 26760204 , 79447832 , 611300980 , 305869458 , 2985327835 , 5971447125
n×2
41107330
n×3
61660995
n×4
82214660
n×5
102768325
n÷2
10276832.5
n÷3
6851221.6666667
n÷3
5138416.25
n÷5
4110733
n2
422453144932225
n3
8.6829604191334E+21
n4
1.7846665966313E+29
n5
3.6681439363849E+36
2 √n
4533.6150035044
3 √n
273.92379378572
4 √n
67.332124602632
5 √n
29.012012422928
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
-20553664
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 20553665 can be divided by 8 positive divisors.
The sum of these divisors (counting 20553665) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011001111111000001
3
Ternary
1102200020022212
4
Quaternary
1032121333001
5
Quinary
20230204130
6
Senary
2012311505
8
Octal
116317701
10
Decimal
20553665
12
Duodecimal
6a72595
16
Hexadecimal
1399fc1
20
Vigesimal
689435
36
Base36
c8jb5
md5
7eecdc7bff802dc28fd0f1ce985f2ebe
sha1
1186ba119d3977bb7a315ecb4f0558b00ef5036e
sha256
578b8eedc7e7790e00e86ea5f036008f1468591b918ad81c067b8262f594549e
sha512
55e31e5c3701f963a72be4479b0becf3c711d32d54a261e86f6b6ed273f725468401a033fd281c6214413b1dd7c0fd6ba22e71bf111e96ae00875e186107dd2b
ripemd-160
34264912d4d1cb7a1892746581f2dc73d04aa6f5
Diameter
41107330
Circumference
129142485.93669
Area
1.327175696605E+15
Volume
3.6371099552214E+22
Surface area
5.3087027864199E+15
Circumference
129142485.93669
Perimeter
82214660
Area
422453144932225
Diagonal
29067271.799473
Surface area
2534718869593350
Volume
8.6829604191334E+21
Space diagonal
35599992.06175
Perimeter
61660995
Area
1.8292757770997E+14
Altitude
17799996.030875
Surface area
1.8292757770997E+14
Volume
1.0232966988573E+21
Height
9689090.5998244