21457773 is an odd 8-digits composite number following 21457772
and preceding 21457774 . In scientific notation, it is written as 2.1457773 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 14305176 positive integers (up to 21457773) that are relatively prime to 21457773.
21457773 has 4 divisors, whose sum is 23841980
The reverse of 21457773 is 37775412
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million four hundred fifty-seven thousand seven hundred seventy-three
Scientific notation
2.1457773 × 10^7
Engineering notation
2.1457773 × 10^6
Prime Factorization
9 × 2384197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21457773
Product of the distinct prime numbers
The prime factorization of 21457773 is 9 × 2384197.
Since it has a total of 2 prime factors.
1 , 10 , 72 , 77 , 892 , 524 , 3268 , 1473 , 61763 , 35266 , 828612 , 401310 , 9605521 , 4620174 , 85145075 , 76969974 , 543749033 , 125244450 , 9633991360 , 3660627788
n×2
42915546
n×3
64373319
n×4
85831092
n×5
107288865
n÷2
10728886.5
n÷3
7152591
n÷3
5364443.25
n÷5
4291554.6
n2
460436022119529
n3
9.8799316436638E+21
n4
2.1200133046526E+29
n5
4.5490764248214E+36
2 √n
4632.2535552364
3 √n
277.88272489016
4 √n
68.060660849248
5 √n
29.262870765438
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
-21457772
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 21457773 can be divided by 4 positive divisors.
The sum of these divisors (counting 21457773) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001110110101101101101
3
Ternary
1111101011112100
4
Quaternary
1101312231231
5
Quinary
20443122043
6
Senary
2043525313
8
Octal
121665555
10
Decimal
21457773
12
Duodecimal
7229839
16
Hexadecimal
1476b6d
20
Vigesimal
6e248d
36
Base36
crwx9
md5
73e142c974ac351b0d57b911a66c9054
sha1
a7b72783ed742f38e7efe529a6dded72fb7c027e
sha256
002799df436a58c43398114ac44c2a486f3475ce3e258070e531ad3242a36c8c
sha512
20052b475faa5c49fe1a4e97b3ac6409037b01198e8e097e7e53d93ffbd6068526473611d5085f3806424a1ed78cc8acad758085b21078f6745cbcc078e51ead
ripemd-160
144325fe193db61fffd2037735d9031e99fc789c
Diameter
42915546
Circumference
134823164.03839
Area
1.4465024245388E+15
Volume
4.1384960892938E+22
Surface area
5.7860096981553E+15
Circumference
134823164.03839
Perimeter
85831092
Area
460436022119529
Diagonal
30345873.594923
Surface area
2762616132717174
Volume
9.8799316436638E+21
Space diagonal
37165953.05328
Perimeter
64373319
Area
1.9937464598648E+14
Altitude
18582976.52664
Surface area
1.9937464598648E+14
Volume
1.1643611104824E+21
Height
10115291.198308