20996975 is an odd 8-digits composite number following 20996974
and preceding 20996976 . In scientific notation, it is written as 2.0996975 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 16797560 positive integers (up to 20996975) that are relatively prime to 20996975.
20996975 has 4 divisors, whose sum is 21836880
The reverse of 20996975 is 57969902
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty million nine hundred ninety-six thousand nine hundred seventy-five
Scientific notation
2.0996975 × 10^7
Engineering notation
2.0996975 × 10^6
Prime Factorization
25 × 839879
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20996975
Product of the distinct prime numbers
The prime factorization of 20996975 is 25 × 839879.
Since it has a total of 2 prime factors.
2 , 6 , 6 , 1 , 144 , 673 , 97 , 754 , 42981 , 81197 , 194160 , 3050 , 7187015 , 8155983 , 20080740 , 78664536 , 844125244 , 103204584 , 2243425958 , 9318391965
n×2
41993950
n×3
62990925
n×4
83987900
n×5
104984875
n÷2
10498487.5
n÷3
6998991.6666667
n÷3
5249243.75
n÷5
4199395
n2
440872959150625
n3
9.2569985014617E+21
n4
1.9436896611023E+29
n5
4.0811603221923E+36
2 √n
4582.2456285101
3 √n
275.87916978669
4 √n
67.692286329464
5 √n
29.13609511618
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
-20996974
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 20996975 can be divided by 4 positive divisors.
The sum of these divisors (counting 20996975) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000110001101101111
3
Ternary
1110111202102202
4
Quaternary
1100012031233
5
Quinary
20333400400
6
Senary
2030012115
8
Octal
120061557
10
Decimal
20996975
12
Duodecimal
704703b
16
Hexadecimal
140636f
20
Vigesimal
6b4c8f
36
Base36
ci1db
md5
e8b2494cda759078c6252009b8698dff
sha1
fbfa21d8b3257d2bc300295ab3513526724406d9
sha256
2ee5500a015ab6b372d15b33dffdc0f6bb7d7e4d41e584a0fc0d7aa3db2a103f
sha512
48bcc438e405c6d1153f955f7afdb616ae29a08d772de05e360ff0e141856685d582d5b0b5242fbaee2c26de184217bbb17235861c0e21fed7d392f918c0e099
ripemd-160
98e17f015cc41815d0edac7cfce63cb95ea9ef05
Diameter
41993950
Circumference
131927884.81522
Area
1.385043249634E+15
Volume
3.8775624648645E+22
Surface area
5.540172998536E+15
Circumference
131927884.81522
Perimeter
83987900
Area
440872959150625
Diagonal
29694206.813809
Surface area
2645237754903750
Volume
9.2569985014617E+21
Space diagonal
36367827.505254
Perimeter
62990925
Area
1.9090359123303E+14
Altitude
18183913.752627
Surface area
1.9090359123303E+14
Volume
1.0909477356362E+21
Height
9898068.9379363