20996965 is an odd 8-digits composite number following 20996964
and preceding 20996966 . In scientific notation, it is written as 2.0996965 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 15219520 positive integers (up to 20996965) that are relatively prime to 20996965.
20996965 has 8 divisors, whose sum is 21450240
The reverse of 20996965 is 56969902
Previous prime number is 797
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty million nine hundred ninety-six thousand nine hundred sixty-five
Scientific notation
2.0996965 × 10^7
Engineering notation
2.0996965 × 10^6
Prime Factorization
55 × 797 × 479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20996965
Product of the distinct prime numbers
The prime factorization of 20996965 is 55 × 797 × 479.
Since it has a total of 3 prime factors.
4 , 8 , 64 , 92 , 634 , 743 , 1138 , 5053 , 98989 , 86449 , 756388 , 890682 , 6074394 , 1859159 , 68613545 , 85698218 , 345669029 , 916530232 , 8897133776 , 8151589235
n×2
41993930
n×3
62990895
n×4
83987860
n×5
104984825
n÷2
10498482.5
n÷3
6998988.3333333
n÷3
5249241.25
n÷5
4199393
n2
440872539211225
n3
9.2569852752792E+21
n4
1.9436859583055E+29
n5
4.0811506037533E+36
2 √n
4582.2445373419
3 √n
275.87912599003
4 √n
67.692278269696
5 √n
29.136092340914
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
-20996964
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 20996965 can be divided by 8 positive divisors.
The sum of these divisors (counting 20996965) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110001101100101
3
Ternary
1110111202102101
4
Quaternary
1100012031211
5
Quinary
20333400330
6
Senary
2030012101
8
Octal
120061545
10
Decimal
20996965
12
Duodecimal
7047031
16
Hexadecimal
1406365
20
Vigesimal
6b4c85
36
Base36
ci1d1
md5
5f93c1cdcf18b0238fc8209c7858c16f
sha1
65b0041ed4e8d51bab063d7473064570e303894a
sha256
45826c87674e8bda4f481cc69d46a00b1127f0f1f2722eb40dc1cb6be15551b5
sha512
27941b03bbe7d36c95e5c645844ccc13325883a14fcaf502e8e431fc09bb9dbbc467faea9b166933d54f112e179597a618723495d5a74508991e41ec9b091123
ripemd-160
d332b356b722318db56afbda6214458e7172fbf6
Diameter
41993930
Circumference
131927821.98336
Area
1.3850419303555E+15
Volume
3.8775569246941E+22
Surface area
5.5401677214218E+15
Circumference
131927821.98336
Perimeter
83987860
Area
440872539211225
Diagonal
29694192.671673
Surface area
2645235235267350
Volume
9.2569852752792E+21
Space diagonal
36367810.184745
Perimeter
62990895
Area
1.9090340939394E+14
Altitude
18183905.092373
Surface area
1.9090340939394E+14
Volume
1.0909461769157E+21
Height
9898064.2238911