20553621 is an odd 8-digits composite number following 20553620
and preceding 20553622 . In scientific notation, it is written as 2.0553621 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 12326400 positive integers (up to 20553621) that are relatively prime to 20553621.
20553621 has 8 divisors, whose sum is 21398104
The reverse of 20553621 is 12635502
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million five hundred fifty-three thousand six hundred twenty-one
Scientific notation
2.0553621 × 10^7
Engineering notation
2.0553621 × 10^6
Prime Factorization
33 × 97 × 6421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20553621
Product of the distinct prime numbers
The prime factorization of 20553621 is 33 × 97 × 6421.
Since it has a total of 3 prime factors.
6 , 6 , 100 , 26 , 609 , 731 , 1704 , 7044 , 2315 , 60750 , 565432 , 147393 , 4557769 , 5963106 , 81266616 , 35828429 , 549445497 , 122487253 , 3029758824 , 5727097829
n×2
41107242
n×3
61660863
n×4
82214484
n×5
102768105
n÷2
10276810.5
n÷3
6851207
n÷3
5138405.25
n÷5
4110724.2
n2
422451336211641
n3
8.6829046554376E+21
n4
1.78465131467E+29
n5
3.6681046738879E+36
2 √n
4533.6101508621
3 √n
273.92359831928
4 √n
67.332088567503
5 √n
29.012000001497
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
-20553620
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 20553621 can be divided by 8 positive divisors.
The sum of these divisors (counting 20553621) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011001111110010101
3
Ternary
1102200020021020
4
Quaternary
1032121332111
5
Quinary
20230203441
6
Senary
2012311353
8
Octal
116317625
10
Decimal
20553621
12
Duodecimal
6a72559
16
Hexadecimal
1399f95
20
Vigesimal
689411
36
Base36
c8j9x
md5
4171e5b2cb077d475bd97f963b273071
sha1
a22d4ae826f960caa4a68fee9bf661dc28a85784
sha256
cb60915b78dab6d27d36e0a597d5db502b181f423cb077fe15b690445956daa8
sha512
a6e06da06f7d42b889e685930a10761e32fcd9512437ca652abc639a6a625675994514840510221385cb394359757ea9c734b27a1fa64ecc3277907e23173328
ripemd-160
46d779d42661bf1ba7b9a3f1cbbd750eec6faf44
Diameter
41107242
Circumference
129142209.47654
Area
1.3271700143417E+15
Volume
3.6370865969791E+22
Surface area
5.3086800573667E+15
Circumference
129142209.47654
Perimeter
82214484
Area
422451336211641
Diagonal
29067209.574076
Surface area
2534708017269846
Volume
8.6829046554376E+21
Space diagonal
35599915.851515
Perimeter
61660863
Area
1.8292679451098E+14
Altitude
17799957.925757
Surface area
1.8292679451098E+14
Volume
1.0232901270427E+21
Height
9689069.8580255