20997616 is an even 8-digits composite number following 20997615
and preceding 20997617 . In scientific notation, it is written as 2.0997616 × 10^7.
The sum of its digits is 40. It has a total of 5 prime factors and 10 positive divisors.
There are 10498800 positive integers (up to 20997616) that are relatively prime to 20997616.
20997616 has 10 divisors, whose sum is 40682912
The reverse of 20997616 is 61679902
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million nine hundred ninety-seven thousand six hundred sixteen
Scientific notation
2.0997616 × 10^7
Engineering notation
2.0997616 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1312351
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
2624702
Product of the distinct prime numbers
The prime factorization of 20997616 is 2 × 2 × 2 × 2 × 1312351.
Since it has a total of 5 prime factors.
7 , 9 , 45 , 85 , 264 , 498 , 1146 , 479 , 36631 , 21437 , 1485 , 701906 , 1293311 , 5239549 , 78903432 , 16301129 , 412454701 , 521480375 , 9087489944 , 1160181953
n×2
41995232
n×3
62992848
n×4
83990464
n×5
104988080
n÷2
10498808
n÷3
6999205.3333333
n÷3
5249404
n÷5
4199523.2
n2
440899877683456
n3
9.2578463260442E+21
n4
1.9439270214129E+29
n5
4.0817833127651E+36
2 √n
4582.3155718479
3 √n
275.8819771236
4 √n
67.692802954582
5 √n
29.136273008557
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20997615
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20997616 can be divided by 10 positive divisors.
The sum of these divisors (counting 20997616) is 1, the average is 0.1.
Base
System
Value
2
Binary
1010000000110010111110000
3
Ternary
1110111210022111
4
Quaternary
1100012113300
5
Quinary
20333410431
6
Senary
2030015104
8
Octal
120062760
10
Decimal
20997616
12
Duodecimal
7047494
16
Hexadecimal
14065f0
20
Vigesimal
6b4e0g
36
Base36
ci1v4
md5
a6dcbd2fd10cf09742fb6ce2327784ae
sha1
166dfed64cb3c12aae6318c8bbabf111533a5b22
sha256
64eda803c17bc5f37a53122a8f2a2480df3424d9048a31d51e2bf4b105db2ea4
sha512
37e37e960b7b8c9d62b524e0e3228cf6389094625ce703bfa2d1fd0b1d05abd48426f83f8ef6c33edb77398e49ca1e0fcef38d1bf00ec4a28e0d78c3e6607e6d
ripemd-160
df36b08557a646e8579ee61daf5e66ac02b89245
Diameter
41995232
Circumference
131931912.337
Area
1.385127816699E+15
Volume
3.8779176007952E+22
Surface area
5.5405112667959E+15
Circumference
131931912.337
Perimeter
83990464
Area
440899877683456
Diagonal
29695113.324702
Surface area
2645399266100736
Volume
9.2578463260442E+21
Space diagonal
36368937.749821
Perimeter
62992848
Area
1.9091524729966E+14
Altitude
18184468.874911
Surface area
1.9091524729966E+14
Volume
1.0910476527215E+21
Height
9898371.1082341