21097718 is an even 8-digits composite number following 21097717
and preceding 21097719 . In scientific notation, it is written as 2.1097718 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 10548858 positive integers (up to 21097718) that are relatively prime to 21097718.
21097718 has 4 divisors, whose sum is 31646580
The reverse of 21097718 is 81779012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million ninety-seven thousand seven hundred eighteen
Scientific notation
2.1097718 × 10^7
Engineering notation
2.1097718 × 10^6
Prime Factorization
2 × 10548859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21097718
Product of the distinct prime numbers
The prime factorization of 21097718 is 2 × 10548859.
Since it has a total of 2 prime factors.
7 , 2 , 43 , 97 , 123 , 885 , 4824 , 4428 , 61100 , 40730 , 823526 , 429652 , 9886439 , 5665875 , 97216678 , 92287532 , 84516315 , 635963464 , 5952858512 , 6196178479
n×2
42195436
n×3
63293154
n×4
84390872
n×5
105488590
n÷2
10548859
n÷3
7032572.6666667
n÷3
5274429.5
n÷5
4219543.6
n2
445113704807524
n3
9.3908834219644E+21
n4
1.9812621020748E+29
n5
4.1800109113661E+36
2 √n
4593.2252285295
3 √n
276.31968662968
4 √n
67.773337150605
5 √n
29.164000473727
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
-21097717
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 21097718 can be divided by 4 positive divisors.
The sum of these divisors (counting 21097718) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011110110011110110
3
Ternary
1110200212121222
4
Quaternary
1100132303312
5
Quinary
20400111333
6
Senary
2032110342
8
Octal
120366366
10
Decimal
21097718
12
Duodecimal
70953b2
16
Hexadecimal
141ecf6
20
Vigesimal
6bh45i
36
Base36
ck73q
md5
1fd7ef3205d9fb2eaf1124e78bd0edb8
sha1
1cea099f96b6b372e076211e869234a83f673efc
sha256
5c8b9bbbbca9b78118bfe089dc270edcca80ab1906d5774f74100922faa4b9ac
sha512
e3a0c74a19763ee33e4af844a80b426f96945a210c171c8fc538141ff81d7b3abfa4c1ee775346644fabb4a1db1a4681e071b0bd153e79148aa8426b022fb2a3
ripemd-160
173a748f300ec7f4778d3b46f78f068529088c8b
Diameter
42195436
Circumference
132560871.75262
Area
1.3983659450355E+15
Volume
3.9336440492215E+22
Surface area
5.5934637801418E+15
Circumference
132560871.75262
Perimeter
84390872
Area
445113704807524
Diagonal
29836678.930723
Surface area
2670682228845144
Volume
9.3908834219644E+21
Space diagonal
36542319.49976
Perimeter
63293154
Area
1.9273988796796E+14
Altitude
18271159.74988
Surface area
1.9273988796796E+14
Volume
1.1067262248339E+21
Height
9945559.6435743