21073251 is an odd 8-digits composite number following 21073250
and preceding 21073252 . In scientific notation, it is written as 2.1073251 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13222400 positive integers (up to 21073251) that are relatively prime to 21073251.
21073251 has 8 divisors, whose sum is 29750544
The reverse of 21073251 is 15237012
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million seventy-three thousand two hundred fifty-one
Scientific notation
2.1073251 × 10^7
Engineering notation
2.1073251 × 10^6
Prime Factorization
3 × 17 × 413201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21073251
Product of the distinct prime numbers
The prime factorization of 21073251 is 3 × 17 × 413201.
Since it has a total of 3 prime factors.
4 , 8 , 24 , 34 , 162 , 170 , 2530 , 5480 , 4416 , 95490 , 597443 , 966001 , 6007224 , 9094264 , 10603215 , 96963591 , 570637502 , 460822009 , 5145341256 , 5511990717
n×2
42146502
n×3
63219753
n×4
84293004
n×5
105366255
n÷2
10536625.5
n÷3
7024417
n÷3
5268312.75
n÷5
4214650.2
n2
444081907709001
n3
9.3582495057106E+21
n4
1.9720874075447E+29
n5
4.1558292933128E+36
2 √n
4590.5610768184
3 √n
276.21282943432
4 √n
67.753679433802
5 √n
29.15723304197
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
-21073250
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 21073251 can be divided by 8 positive divisors.
The sum of these divisors (counting 21073251) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011000110101100011
3
Ternary
1110122122001210
4
Quaternary
1100120311203
5
Quinary
20343321001
6
Senary
2031401203
8
Octal
120306543
10
Decimal
21073251
12
Duodecimal
7083203
16
Hexadecimal
1418d63
20
Vigesimal
6be32b
36
Base36
cjo83
md5
88c20a50af6d941a255d2ae27c064e48
sha1
26564400e54e6baca584b7f9acf930278c991d38
sha256
a3894484c20c3dcf2edae6246db64708fc779c720305cdc4e58ba48351155cf2
sha512
75afd8cb0f212da7a611dc68a692dc8be00d527d49715d2dc2d9fdfd6585a9ffd26d5947ad3a2355a9ea9ba506e011984c733afd699219938288164747ed1468
ripemd-160
aaf528256af28c83c0bf3061a59b0d5fc71e64dc
Diameter
42146502
Circumference
132407141.05771
Area
1.3951244588507E+15
Volume
3.9199743863468E+22
Surface area
5.580497835403E+15
Circumference
132407141.05771
Perimeter
84293004
Area
444081907709001
Diagonal
29802077.367492
Surface area
2664491446254006
Volume
9.3582495057106E+21
Space diagonal
36499941.412652
Perimeter
63219753
Area
1.9229310671853E+14
Altitude
18249970.706326
Surface area
1.9229310671853E+14
Volume
1.1028802809206E+21
Height
9934025.7891641