20221457 is an odd 8-digits prime number following 20221456
and preceding 20221458 . In scientific notation, it is written as 2.0221457 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 20221456 positive integers (up to 20221457) that are relatively prime to 20221457.
20221457 has 2 divisors, whose sum is 20221458
The reverse of 20221457 is 75412202
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million two hundred twenty-one thousand four hundred fifty-seven
Scientific notation
2.0221457 × 10^7
Engineering notation
2.0221457 × 10^6
Prime Factorization
20221457
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20221457
Product of the distinct prime numbers
The prime factorization of 20221457 is 20221457.
Since it has a total of 1 prime factors.
6 , 3 , 57 , 55 , 752 , 807 , 4339 , 5735 , 6934 , 66285 , 927373 , 340191 , 7882978 , 5639285 , 53212159 , 88074569 , 607070652 , 149673208 , 3847549627 , 1373902636
n×2
40442914
n×3
60664371
n×4
80885828
n×5
101107285
n÷2
10110728.5
n÷3
6740485.6666667
n÷3
5055364.25
n÷5
4044291.4
n2
408907323202849
n3
8.2687018531315E+21
n4
1.6720519896892E+29
n5
3.3811327411264E+36
2 √n
4496.827437205
3 √n
272.43996432945
4 √n
67.058388268769
5 √n
28.9176161641
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20221458
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10110729
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4496.8275483945
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999010952
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20221457 can be divided by 2 positive divisors.
The sum of these divisors (counting 20221457) is 20221458, the average is 10110729.
Base
System
Value
2
Binary
1001101001000111000010001
3
Ternary
1102001100121212
4
Quaternary
1031020320101
5
Quinary
20134041312
6
Senary
2001225505
8
Octal
115107021
10
Decimal
20221457
12
Duodecimal
6932295
16
Hexadecimal
1348e11
20
Vigesimal
667dch
36
Base36
c1ez5
md5
5b4271d1e576d4ba3b67daac014a7f77
sha1
882646a1f5e72e5cf10104ad8a0e0f50eda60ff0
sha256
a9f8b2b787f01e964efbed066c8a925f12f33d057b22ad7ba3e361e1b6903d77
sha512
629dc809899ce2374a0c9bd87a9e04b96e1ff36d602266af336aa96d046edeed430c737cf119cc6cc166d0fa446eb909e524bcc9deb10f39b63256b4f2d99efa
ripemd-160
3d59b368226466c631aeb6f6b2f6f1a1f482c5b7
Diameter
40442914
Circumference
127055161.51216
Area
1.2846202425731E+15
Volume
3.4635857328696E+22
Surface area
5.1384809702926E+15
Circumference
127055161.51216
Perimeter
80885828
Area
408907323202849
Diagonal
28597458.740344
Surface area
2453443939217094
Volume
8.2687018531315E+21
Space diagonal
35024590.927069
Perimeter
60664371
Area
1.7706206484358E+14
Altitude
17512295.463535
Surface area
1.7706206484358E+14
Volume
9.7447585865984E+20
Height
9532486.2467815