20994447 is an odd 8-digits composite number following 20994446
and preceding 20994448 . In scientific notation, it is written as 2.0994447 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 13974272 positive integers (up to 20994447) that are relatively prime to 20994447.
20994447 has 8 divisors, whose sum is 28036656
The reverse of 20994447 is 74449902
Previous prime number is 677
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million nine hundred ninety-four thousand four hundred forty-seven
Scientific notation
2.0994447 × 10^7
Engineering notation
2.0994447 × 10^6
Prime Factorization
3 × 677 × 10337
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20994447
Product of the distinct prime numbers
The prime factorization of 20994447 is 3 × 677 × 10337.
Since it has a total of 3 prime factors.
3 , 9 , 75 , 64 , 288 , 274 , 594 , 2852 , 42062 , 10519 , 42119 , 317921 , 2785482 , 5908842 , 9794236 , 37918928 , 870435246 , 118555099 , 6894458852 , 8196104757
n×2
41988894
n×3
62983341
n×4
83977788
n×5
104972235
n÷2
10497223.5
n÷3
6998149
n÷3
5248611.75
n÷5
4198889.4
n2
440766804835809
n3
9.2536553234847E+21
n4
1.9427537624517E+29
n5
4.0787040899842E+36
2 √n
4581.9697729252
3 √n
275.86809754839
4 √n
67.690248728492
5 √n
29.135393495152
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
-20994446
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 20994447 can be divided by 8 positive divisors.
The sum of these divisors (counting 20994447) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000101100110001111
3
Ternary
1110111121222010
4
Quaternary
1100011212033
5
Quinary
20333310242
6
Senary
2025552303
8
Octal
120054617
10
Decimal
20994447
12
Duodecimal
7045693
16
Hexadecimal
140598f
20
Vigesimal
6b4627
36
Base36
chzf3
md5
aec79346074bbacff8dd101d5c4ba7e7
sha1
33fce1b020dea5f6a5e47a56bd20544468f7b2af
sha256
8c90b60b417e5c1081188e56705d62c46c60b0ac4d30eff6b61a8b49f970af89
sha512
f3e372dbc39a5a6752424ca8f4225b70cbfff18f6e485f1fc5e79b74bf60951b021665a5fbbe89b88cf9c38b22b518dbe5dea8776cfd961dc4351131e8676190
ripemd-160
cb578ddd6c678bcf2b5c83b76ae6809e8301364c
Diameter
41988894
Circumference
131912000.92276
Area
1.3847097560184E+15
Volume
3.8761620777482E+22
Surface area
5.5388390240737E+15
Circumference
131912000.92276
Perimeter
83977788
Area
440766804835809
Diagonal
29690631.681923
Surface area
2644600829014854
Volume
9.2536553234847E+21
Space diagonal
36363448.880812
Perimeter
62983341
Area
1.9085762506635E+14
Altitude
18181724.440406
Surface area
1.9085762506635E+14
Volume
1.0905537383332E+21
Height
9896877.2273077