20211247 is an odd 8-digits composite number following 20211246
and preceding 20211248 . In scientific notation, it is written as 2.0211247 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 16 positive divisors.
There are 16696512 positive integers (up to 20211247) that are relatively prime to 20211247.
20211247 has 16 divisors, whose sum is 23950080
The reverse of 20211247 is 74211202
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million two hundred eleven thousand two hundred forty-seven
Scientific notation
2.0211247 × 10^7
Engineering notation
2.0211247 × 10^6
Prime Factorization
7 × 43 × 83 × 809
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20211247
Product of the distinct prime numbers
The prime factorization of 20211247 is 7 × 43 × 83 × 809.
Since it has a total of 4 prime factors.
4 , 10 , 42 , 48 , 562 , 714 , 2523 , 8472 , 21305 , 18098 , 993287 , 245342 , 7849153 , 8681864 , 15691208 , 27847474 , 873877703 , 316678734 , 5081932503 , 6028085024
n×2
40422494
n×3
60633741
n×4
80844988
n×5
101056235
n÷2
10105623.5
n÷3
6737082.3333333
n÷3
5052811.75
n÷5
4042249.4
n2
408494505295009
n3
8.2561833446602E+21
n4
1.6686776085621E+29
n5
3.3726055310019E+36
2 √n
4495.6920490621
3 √n
272.39410412724
4 √n
67.04992206604
5 √n
28.914695419976
1 , 7 , 43 , 83 , 301 , 581 , 809 , 3569 , 5663 , 24983 , 34787 , 67147 , 243509 , 470029 , 2887321 , 20211247
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
-20211246
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 20211247 can be divided by 16 positive divisors.
The sum of these divisors (counting 20211247) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000110011000101111
3
Ternary
1102000211121201
4
Quaternary
1031012120233
5
Quinary
20133224442
6
Senary
2001110331
8
Octal
115063057
10
Decimal
20211247
12
Duodecimal
69283a7
16
Hexadecimal
134662f
20
Vigesimal
666827
36
Base36
c173j
md5
7d9a27da2ea2e3c405bc9a97a2eb8f65
sha1
456b544138f170e47226a0130819897f289ee3cf
sha256
d29072750d0a2fcf02486cda3af7295b728b797b2345e667c07a604fb9a9d190
sha512
6e9f8357b3bcdecd391bd5b0f451680dd42eb9cfbb326449180b2d2ef1e3019b2b8993fdd5ad38d59570f40f954aae6b4f7ac4ab79e36f72106d8536a8037e84
ripemd-160
818e54302f046ddc90ef82f536efb4f7e20cd151
Diameter
40422494
Circumference
126991010.19018
Area
1.2833233368666E+15
Volume
3.4583419923033E+22
Surface area
5.1332933474664E+15
Circumference
126991010.19018
Perimeter
80844988
Area
408494505295009
Diagonal
28583019.619873
Surface area
2450967031770054
Volume
8.2561833446602E+21
Space diagonal
35006906.688324
Perimeter
60633741
Area
1.7688330944592E+14
Altitude
17503453.344162
Surface area
1.7688330944592E+14
Volume
9.7300053828811E+20
Height
9527673.2066242