20571321 is an odd 8-digits composite number following 20571320
and preceding 20571322 . In scientific notation, it is written as 2.0571321 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13271760 positive integers (up to 20571321) that are relatively prime to 20571321.
20571321 has 8 divisors, whose sum is 28313344
The reverse of 20571321 is 12317502
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million five hundred seventy-one thousand three hundred twenty-one
Scientific notation
2.0571321 × 10^7
Engineering notation
2.0571321 × 10^6
Prime Factorization
3 × 31 × 221197
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20571321
Product of the distinct prime numbers
The prime factorization of 20571321 is 3 × 31 × 221197.
Since it has a total of 3 prime factors.
10 , 2 , 86 , 31 , 970 , 383 , 9180 , 6776 , 93254 , 66783 , 283468 , 63201 , 6013947 , 836385 , 76458405 , 47423121 , 336668978 , 534983150 , 7890573411 , 3165599628
n×2
41142642
n×3
61713963
n×4
82285284
n×5
102856605
n÷2
10285660.5
n÷3
6857107
n÷3
5142830.25
n÷5
4114264.2
n2
423179247685041
n3
8.7053561446675E+21
n4
1.7908067567128E+29
n5
3.6839260641307E+36
2 √n
4535.5618174599
3 √n
274.00220663504
4 √n
67.346579849758
5 √n
29.016995088294
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
-20571320
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 20571321 can be divided by 8 positive divisors.
The sum of these divisors (counting 20571321) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011110010010111001
3
Ternary
1102201010112210
4
Quaternary
1032132102321
5
Quinary
20231240241
6
Senary
2012525333
8
Octal
116362271
10
Decimal
20571321
12
Duodecimal
6a80849
16
Hexadecimal
139e4b9
20
Vigesimal
68b861
36
Base36
c8wxl
md5
67d8fdace3cd86e23ef36913d55fd5de
sha1
8eff284344c899a7b5e966847e5297e1ff66c971
sha256
c84552c832514c812984806615c25bf0668d8a1cca6fe5db59d8446fc0e4c384
sha512
0c75dd450032cb38a15d19f6d4b0974a499d722661c5abe484b20f6ecea57d51d0045207e578cdfcc84c6cd6d6e566789bba3df1fc04719fc81bd68b06d96570
ripemd-160
e54434780735861d8a12d3f420b84a65c44c24c9
Diameter
41142642
Circumference
129253421.85647
Area
1.329456815679E+15
Volume
3.646491054796E+22
Surface area
5.3178272627159E+15
Circumference
129253421.85647
Perimeter
82285284
Area
423179247685041
Diagonal
29092241.15413
Surface area
2539075486110246
Volume
8.7053561446675E+21
Space diagonal
35630573.150809
Perimeter
61713963
Area
1.8324198942482E+14
Altitude
17815286.575404
Surface area
1.8324198942482E+14
Volume
1.0259360604231E+21
Height
9697413.7180435