20992911 is an odd 8-digits composite number following 20992910
and preceding 20992912 . In scientific notation, it is written as 2.0992911 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 13923840 positive integers (up to 20992911) that are relatively prime to 20992911.
20992911 has 8 divisors, whose sum is 28133424
The reverse of 20992911 is 11929902
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million nine hundred ninety-two thousand nine hundred eleven
Scientific notation
2.0992911 × 10^7
Engineering notation
2.0992911 × 10^6
Prime Factorization
3 × 197 × 35521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20992911
Product of the distinct prime numbers
The prime factorization of 20992911 is 3 × 197 × 35521.
Since it has a total of 3 prime factors.
4 , 8 , 60 , 42 , 845 , 472 , 2309 , 2521 , 17925 , 83370 , 406463 , 18559 , 3274628 , 1428664 , 9517256 , 48876474 , 441395333 , 808799088 , 825706192 , 2817161260
n×2
41985822
n×3
62978733
n×4
83971644
n×5
104964555
n÷2
10496455.5
n÷3
6997637
n÷3
5248227.75
n÷5
4198582.2
n2
440702312253921
n3
9.2516244186408E+21
n4
1.9421852802595E+29
n5
4.0772122733998E+36
2 √n
4581.8021563573
3 √n
275.86136967836
4 √n
67.689010602588
5 √n
29.134967160759
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
-20992910
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 20992911 can be divided by 8 positive divisors.
The sum of these divisors (counting 20992911) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000101001110001111
3
Ternary
1110111112212020
4
Quaternary
1100011032033
5
Quinary
20333233121
6
Senary
2025541223
8
Octal
120051617
10
Decimal
20992911
12
Duodecimal
7044813
16
Hexadecimal
140538f
20
Vigesimal
6b425b
36
Base36
chy8f
md5
1b282a0aecd94e471d94b1cad082fe0b
sha1
ff09fa66923f2db0b74231ba713645495be3ed72
sha256
6ce4193d8354d937995c75314e9b2ef27d488e2bba817b8916861a3f117590bc
sha512
a03ab859d43c1cb25582887ec91da558565f4002f87494f9e27e7f41c5a2c7bd0aaf98f5f87a32e39954ef4e903f93e6fb8a302c43ccff62b0dab8fa376b96d6
ripemd-160
689b798ebdcd127b59c7ff847e4c0a13f01440a4
Diameter
41985822
Circumference
131902349.95013
Area
1.384507146597E+15
Volume
3.8753113743165E+22
Surface area
5.5380285863878E+15
Circumference
131902349.95013
Perimeter
83971644
Area
440702312253921
Diagonal
29688459.449891
Surface area
2644213873523526
Volume
9.2516244186408E+21
Space diagonal
36360788.450772
Perimeter
62978733
Area
1.9082969895922E+14
Altitude
18180394.225386
Surface area
1.9082969895922E+14
Volume
1.090314393902E+21
Height
9896153.1499638