20954481 is an odd 8-digits composite number following 20954480
and preceding 20954482 . In scientific notation, it is written as 2.0954481 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 13455360 positive integers (up to 20954481) that are relatively prime to 20954481.
20954481 has 16 divisors, whose sum is 28976640
The reverse of 20954481 is 18445902
Previous prime number is 769
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million nine hundred fifty-four thousand four hundred eighty-one
Scientific notation
2.0954481 × 10^7
Engineering notation
2.0954481 × 10^6
Prime Factorization
3 × 31 × 769 × 293
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20954481
Product of the distinct prime numbers
The prime factorization of 20954481 is 3 × 31 × 769 × 293.
Since it has a total of 4 prime factors.
3 , 1 , 6 , 98 , 648 , 298 , 6602 , 2682 , 1603 , 25142 , 235878 , 132793 , 6369047 , 3031142 , 16347411 , 5673284 , 724470230 , 548470294 , 6478765554 , 3919576118
n×2
41908962
n×3
62863443
n×4
83817924
n×5
104772405
n÷2
10477240.5
n÷3
6984827
n÷3
5238620.25
n÷5
4190896.2
n2
439090273979361
n3
9.2009088033853E+21
n4
1.9280026870327E+29
n5
4.0400295673376E+36
2 √n
4577.6064706351
3 √n
275.69293459675
4 √n
67.658011134197
5 √n
29.124292342434
1 , 3 , 31 , 93 , 293 , 769 , 879 , 2307 , 9083 , 23839 , 27249 , 71517 , 225317 , 675951 , 6984827 , 20954481
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20954480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20954481 can be divided by 16 positive divisors.
The sum of these divisors (counting 20954481) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111111011110101110001
3
Ternary
1110102121010220
4
Quaternary
1033323311301
5
Quinary
20331020411
6
Senary
2025043253
8
Octal
117736561
10
Decimal
20954481
12
Duodecimal
7026529
16
Hexadecimal
13fbd71
20
Vigesimal
6aj641
36
Base36
ch4kx
md5
8f2ccbde4327555790b1c536ca9d7e77
sha1
efb345f3991cbac11a676d764bd91c923f33ea77
sha256
3b71695d4799d3f797d8365b27eac8dbed6a1b1fba9a950399db7b74491a9b31
sha512
44142277e081057bb73b76a50d4be942d6037534d9a4f3c5c8d3c812e2ccce80e6e1258d3e009fca793b927d003ebcd922133d0da52bdf3eb6f92c1f6768aab4
ripemd-160
128b62c2e39639334ffa6860cc9090d799510a7a
Diameter
41908962
Circumference
131660887.13877
Area
1.3794427789963E+15
Volume
3.8540676670753E+22
Surface area
5.5177711159852E+15
Circumference
131660887.13877
Perimeter
83817924
Area
439090273979361
Diagonal
29634111.222689
Surface area
2634541643876166
Volume
9.2009088033853E+21
Space diagonal
36294225.738237
Perimeter
62863443
Area
1.901316659104E+14
Altitude
18147112.869118
Surface area
1.901316659104E+14
Volume
1.0843375013255E+21
Height
9878037.0742298