21291201 is an odd 8-digits composite number following 21291200
and preceding 21291202 . In scientific notation, it is written as 2.1291201 × 10^7.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 14194116 positive integers (up to 21291201) that are relatively prime to 21291201.
21291201 has 8 divisors, whose sum is 31542560
The reverse of 21291201 is 10219212
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty-one million two hundred ninety-one thousand two hundred one
Scientific notation
2.1291201 × 10^7
Engineering notation
2.1291201 × 10^6
Prime Factorization
3 × 9 × 788563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21291201
Product of the distinct prime numbers
The prime factorization of 21291201 is 3 × 9 × 788563.
Since it has a total of 3 prime factors.
5 , 9 , 74 , 9 , 431 , 409 , 7309 , 4668 , 67677 , 38702 , 54569 , 146828 , 84326 , 9911374 , 4123993 , 36535427 , 421723129 , 860140882 , 5231564616 , 9088093755
n×2
42582402
n×3
63873603
n×4
85164804
n×5
106456005
n÷2
10645600.5
n÷3
7097067
n÷3
5322800.25
n÷5
4258240.2
n2
453315240022401
n3
9.6516258916802E+21
n4
2.0549470683657E+29
n5
4.3752291076934E+36
2 √n
4614.2389404971
3 √n
277.16180860995
4 √n
67.928189586483
5 √n
29.217296779049
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
-21291200
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 21291201 can be divided by 8 positive divisors.
The sum of these divisors (counting 21291201) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001110000011000001
3
Ternary
1111001201001000
4
Quaternary
1101032003001
5
Quinary
20422304301
6
Senary
2040202213
8
Octal
121160301
10
Decimal
21291201
12
Duodecimal
7169369
16
Hexadecimal
144e0c1
20
Vigesimal
6d1801
36
Base36
coce9
md5
b935e7bf8f90d53a591fa4df9d1efabe
sha1
53dbefeeb4c3dda0979d4bdcb68da0edb25bc9d3
sha256
43a3755f9576fec53eefc16f0e9ffa5147083b43c1f4ad76da1e532f7f70054e
sha512
93849193e84db907be4b5356d8fb1deb515f528f9f8be12576b64a97b2836828b1971b30d156419596620eb748a0b5da8861a3d48b5a4820bbd3b332aa98476b
ripemd-160
8039631e0816642c8ff1e26430fa468c57a64426
Diameter
42582402
Circumference
133776561.29541
Area
1.4241318278147E+15
Volume
4.0428635995333E+22
Surface area
5.6965273112587E+15
Circumference
133776561.29541
Perimeter
85164804
Area
453315240022401
Diagonal
30110305.213412
Surface area
2719891440134406
Volume
9.6516258916802E+21
Space diagonal
36877441.886161
Perimeter
63873603
Area
1.9629125689102E+14
Altitude
18438720.943081
Surface area
1.9629125689102E+14
Volume
1.1374550195805E+21
Height
10036768.404471