20996955 is an odd 8-digits composite number following 20996954
and preceding 20996956 . In scientific notation, it is written as 2.0996955 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 9027072 positive integers (up to 20996955) that are relatively prime to 20996955.
20996955 has 32 divisors, whose sum is 38674944
The reverse of 20996955 is 55969902
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million nine hundred ninety-six thousand nine hundred fifty-five
Scientific notation
2.0996955 × 10^7
Engineering notation
2.0996955 × 10^6
Prime Factorization
153 × 5 × 3 × 7 × 1307
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20996955
Product of the distinct prime numbers
The prime factorization of 20996955 is 153 × 5 × 3 × 7 × 1307.
Since it has a total of 5 prime factors.
3 , 7 , 26 , 42 , 669 , 413 , 1472 , 8395 , 96301 , 78950 , 727100 , 7328 , 3593956 , 5855781 , 44123755 , 52071652 , 886980215 , 906914676 , 3333512657 , 2820935129
n×2
41993910
n×3
62990865
n×4
83987820
n×5
104984775
n÷2
10498477.5
n÷3
6998985
n÷3
5249238.75
n÷5
4199391
n2
440872119272025
n3
9.2569720491093E+21
n4
1.9436822555141E+29
n5
4.0811408853327E+36
2 √n
4582.2434461735
3 √n
275.87908219336
4 √n
67.692270209925
5 √n
29.136089565646
1 , 3 , 5 , 7 , 15 , 21 , 35 , 105 , 153 , 459 , 765 , 1071 , 1307 , 2295 , 3213 , 3921 , 5355 , 6535 , 9149 , 16065 , 19605 , 27447 , 45745 , 137235 , 199971 , 599913 , 999855 , 1399797 , 2999565 , 4199391 , 6998985 , 20996955
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20996954
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20996955 can be divided by 32 positive divisors.
The sum of these divisors (counting 20996955) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000000110001101011011
3
Ternary
1110111202102000
4
Quaternary
1100012031123
5
Quinary
20333400310
6
Senary
2030012043
8
Octal
120061533
10
Decimal
20996955
12
Duodecimal
7047023
16
Hexadecimal
140635b
20
Vigesimal
6b4c7f
36
Base36
ci1cr
md5
1b3bb0e8a90f23cf270fc25cb2f3e5f1
sha1
32ef3cc2d5fd988f90877a44e5b3a97eabbc355f
sha256
d56b248a5a9e80053acaed08c54227d6d2307b7731162d5c9a20925c85ff8830
sha512
533f88e67d4804262cc1efaa49704c3958e42359de8890f2090fa967ccf6e71ce8f26a9623afdd7cb61c62f7674960d50eb12b3a8f5a7143adbc0d7c2dfc10cd
ripemd-160
f8566a225c7df1bfa9bf013b375782632dc3567a
Diameter
41993910
Circumference
131927759.15151
Area
1.3850406110776E+15
Volume
3.8775513845291E+22
Surface area
5.5401624443102E+15
Circumference
131927759.15151
Perimeter
83987820
Area
440872119272025
Diagonal
29694178.529538
Surface area
2645232715632150
Volume
9.2569720491093E+21
Space diagonal
36367792.864237
Perimeter
62990865
Area
1.9090322755493E+14
Altitude
18183896.432119
Surface area
1.9090322755493E+14
Volume
1.0909446181966E+21
Height
9898059.5098459