21697318 is an even 8-digits composite number following 21697317
and preceding 21697319 . In scientific notation, it is written as 2.1697318 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 10555416 positive integers (up to 21697318) that are relatively prime to 21697318.
21697318 has 8 divisors, whose sum is 33425712
The reverse of 21697318 is 81379612
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million six hundred ninety-seven thousand three hundred eighteen
Scientific notation
2.1697318 × 10^7
Engineering notation
2.1697318 × 10^6
Prime Factorization
2 × 37 × 293207
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21697318
Product of the distinct prime numbers
The prime factorization of 21697318 is 2 × 37 × 293207.
Since it has a total of 3 prime factors.
9 , 6 , 10 , 67 , 691 , 254 , 9075 , 7454 , 15990 , 64458 , 473784 , 534140 , 6442376 , 7441253 , 25148125 , 52278322 , 405726897 , 152652490 , 1183411375 , 6359116898
n×2
43394636
n×3
65091954
n×4
86789272
n×5
108486590
n÷2
10848659
n÷3
7232439.3333333
n÷3
5424329.5
n÷5
4339463.6
n2
470773608393124
n3
1.0214524687313E+22
n4
2.2162779035948E+29
n5
4.808728645067E+36
2 √n
4658.0379989863
3 √n
278.91295357907
4 √n
68.249820505158
5 √n
29.327916479345
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
-21697317
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 21697318 can be divided by 8 positive divisors.
The sum of these divisors (counting 21697318) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110001001100100110
3
Ternary
1111211100010101
4
Quaternary
1102301030212
5
Quinary
21023303233
6
Senary
2053014314
8
Octal
122611446
10
Decimal
21697318
12
Duodecimal
732439a
16
Hexadecimal
14b1326
20
Vigesimal
6fc35i
36
Base36
cx1ra
md5
d08d8fdfcacc8678715eb01d92412ce3
sha1
8040fb993e74e3ae1db6c9c40d7155b986e75c04
sha256
4fd0e43fbcee33076498c7e52b66869adb88ce7cee4657050bd457373650fc86
sha512
11c8da451bae205a720f0c535763f71f74161b6513e3d2c68df9a49bd55bd350a1571e7ea7fb5cd56c5a5d31b6f32ef6308bfb6fd50e5edd4f292a37986ab212
ripemd-160
3fb3d2c634b305fe73b7ffb81f93d22ab5f25f24
Diameter
43394636
Circumference
136328269.6628
Area
1.4789789096318E+15
Volume
4.2786500956766E+22
Surface area
5.9159156385272E+15
Circumference
136328269.6628
Perimeter
86789272
Area
470773608393124
Diagonal
30684641.382722
Surface area
2824641650358744
Volume
1.0214524687313E+22
Space diagonal
37580857.163979
Perimeter
65091954
Area
2.0385095214986E+14
Altitude
18790428.581989
Surface area
2.0385095214986E+14
Volume
1.2037932788327E+21
Height
10228213.794241