21051330 is an even 8-digits composite number following 21051329
and preceding 21051331 . In scientific notation, it is written as 2.1051330 × 10^7.
The sum of its digits is 15. It has a total of 4 prime factors and 16 positive divisors.
There are 5613680 positive integers (up to 21051330) that are relatively prime to 21051330.
21051330 has 16 divisors, whose sum is 50523264
The reverse of 21051330 is 03315012
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty-one million fifty-one thousand three hundred thirty
Scientific notation
2.1051330 × 10^7
Engineering notation
2.1051330 × 10^6
Prime Factorization
2 × 3 × 5 × 701711
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21051330
Product of the distinct prime numbers
The prime factorization of 21051330 is 2 × 3 × 5 × 701711.
Since it has a total of 4 prime factors.
2 , 2 , 3 , 90 , 466 , 309 , 9058 , 8479 , 34864 , 6052 , 168088 , 460725 , 2102387 , 5738937 , 73767801 , 16904742 , 802500222 , 697398771 , 5651006982 , 2143597133
n×2
42102660
n×3
63153990
n×4
84205320
n×5
105256650
n÷2
10525665
n÷3
7017110
n÷3
5262832.5
n÷5
4210266
n2
443158494768900
n3
9.3290757156834E+21
n4
1.9638945148584E+29
n5
4.1342591517473E+36
2 √n
4588.1728389414
3 √n
276.11702137053
4 √n
67.73605272631
5 √n
29.151164478379
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 701711 , 1403422 , 2105133 , 3508555 , 4210266 , 7017110 , 10525665 , 21051330
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21051329
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21051330 can be divided by 16 positive divisors.
The sum of these divisors (counting 21051330) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010011011111000010
3
Ternary
1110121111222220
4
Quaternary
1100103133002
5
Quinary
20342120310
6
Senary
2031111510
8
Octal
120233702
10
Decimal
21051330
12
Duodecimal
7072596
16
Hexadecimal
14137c2
20
Vigesimal
6bb86a
36
Base36
cj7b6
md5
9df6797ce09f1d466e059e616b041466
sha1
556ff4c11c888e6693ccfeb2d542d491477dc22b
sha256
6d9ca3446d5c4b1c95e567ca45917b377d9b27a846a9556584aee92e0bfe9ae5
sha512
1bed74acf1e90486b0b5e56f92ad53333630e48b9912c388b7a13130b4c28a152332b7b5c6c3dc60a6ee81376452cdb2330f9e3b22e7cd840e1f0edac6560431
ripemd-160
670f82597b59b9991746059542a54902e077706b
Diameter
42102660
Circumference
132269407.35259
Area
1.3922234715419E+15
Volume
3.9077540977565E+22
Surface area
5.5688938861675E+15
Circumference
132269407.35259
Perimeter
84205320
Area
443158494768900
Diagonal
29771076.391992
Surface area
2658950968613400
Volume
9.3290757156834E+21
Space diagonal
36461973.126899
Perimeter
63153990
Area
1.9189325718637E+14
Altitude
18230986.563449
Surface area
1.9189325718637E+14
Volume
1.0994421167937E+21
Height
9923692.1306639