20996689 is an odd 8-digits composite number following 20996688
and preceding 20996690 . In scientific notation, it is written as 2.0996689 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 17905536 positive integers (up to 20996689) that are relatively prime to 20996689.
20996689 has 8 divisors, whose sum is 24118400
The reverse of 20996689 is 98669902
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty million nine hundred ninety-six thousand six hundred eighty-nine
Scientific notation
2.0996689 × 10^7
Engineering notation
2.0996689 × 10^6
Prime Factorization
7 × 199 × 15073
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20996689
Product of the distinct prime numbers
The prime factorization of 20996689 is 7 × 199 × 15073.
Since it has a total of 3 prime factors.
4 , 2 , 99 , 99 , 24 , 238 , 2279 , 8596 , 60303 , 26281 , 76526 , 565736 , 3004002 , 8955830 , 50791870 , 18152570 , 15870222 , 627787388 , 9899778505 , 8904822721
n×2
41993378
n×3
62990067
n×4
83986756
n×5
104983445
n÷2
10498344.5
n÷3
6998896.3333333
n÷3
5249172.25
n÷5
4199337.8
n2
440860948962721
n3
9.2566202376151E+21
n4
1.9435837632031E+29
n5
4.0808823821425E+36
2 √n
4582.2144209978
3 √n
275.87791719672
4 √n
67.692055818964
5 √n
29.136015743141
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
-20996688
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 20996689 can be divided by 8 positive divisors.
The sum of these divisors (counting 20996689) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000110001001010001
3
Ternary
1110111202001011
4
Quaternary
1100012021101
5
Quinary
20333343224
6
Senary
2030010521
8
Octal
120061121
10
Decimal
20996689
12
Duodecimal
7046a41
16
Hexadecimal
1406251
20
Vigesimal
6b4be9
36
Base36
ci15d
md5
0a30e1a1bed514d5335444827ddd8b50
sha1
0e835b2090e61144419a73baf0c41e861387bbe6
sha256
18d9e786dc7cccf52b3e5b396e900f03f68e99bfbd6cb4f88b592a34256af2b7
sha512
25d3051a8069a7fe7081bcbd53f89b4c73c74f61136e8394512695de1539cc182aaba50aa472349a65adb1a9baf0e37bcc2fb45630ea322471c10209d4854bf7
ripemd-160
0bdb8ec2264396118889b336cf51c011c381ec03
Diameter
41993378
Circumference
131926087.82422
Area
1.3850055185159E+15
Volume
3.877404018075E+22
Surface area
5.5400220740636E+15
Circumference
131926087.82422
Perimeter
83986756
Area
440860948962721
Diagonal
29693802.34873
Surface area
2645165693776326
Volume
9.2566202376151E+21
Space diagonal
36367332.138723
Perimeter
62990067
Area
1.9089839066912E+14
Altitude
18183666.069361
Surface area
1.9089839066912E+14
Volume
1.0909031568144E+21
Height
9897934.1162433