20771247 is an odd 8-digits composite number following 20771246
and preceding 20771248 . In scientific notation, it is written as 2.0771247 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 11869200 positive integers (up to 20771247) that are relatively prime to 20771247.
20771247 has 8 divisors, whose sum is 28260400
The reverse of 20771247 is 74217702
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million seven hundred seventy-one thousand two hundred forty-seven
Scientific notation
2.0771247 × 10^7
Engineering notation
2.0771247 × 10^6
Prime Factorization
3 × 49 × 141301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20771247
Product of the distinct prime numbers
The prime factorization of 20771247 is 3 × 49 × 141301.
Since it has a total of 3 prime factors.
8 , 8 , 76 , 14 , 26 , 937 , 9959 , 7591 , 15695 , 79445 , 569627 , 483860 , 2556418 , 2130893 , 7248733 , 12232830 , 127374173 , 755104549 , 7428473304 , 7577723364
n×2
41542494
n×3
62313741
n×4
83084988
n×5
103856235
n÷2
10385623.5
n÷3
6923749
n÷3
5192811.75
n÷5
4154249.4
n2
431444701935009
n3
8.9616444707334E+21
n4
1.8614453082779E+29
n5
3.8664540275231E+36
2 √n
4557.5483541044
3 √n
274.88699268608
4 √n
67.509616752759
5 √n
29.073178453323
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
-20771246
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 20771247 can be divided by 8 positive divisors.
The sum of these divisors (counting 20771247) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001111000110101111
3
Ternary
1110002021210110
4
Quaternary
1033033012233
5
Quinary
20304134442
6
Senary
2021111103
8
Octal
117170657
10
Decimal
20771247
12
Duodecimal
6b58493
16
Hexadecimal
13cf1af
20
Vigesimal
69g827
36
Base36
cd773
md5
a586d3d5b24d36c3cd13d38735d36127
sha1
101fa57e1e60bedc0dd8220c6f92780099b63754
sha256
f5a542cb1416c888d2e08cd38b22358d17cb5a968f54cb9266558e499b147c5e
sha512
514cdd3d09c788e158751606a4299865e385630323e52457368aa73528ddae1ee9c16eebecd8598de22e21b132f5c71bf947ea141042cec08e73a96707ef0706
ripemd-160
061b8863064867a2f3778b126fbb86fa8fa1ac5e
Diameter
41542494
Circumference
130509593.9622
Area
1.3554235060293E+15
Volume
3.7538448577786E+22
Surface area
5.421694024117E+15
Circumference
130509593.9622
Perimeter
83084988
Area
431444701935009
Diagonal
29374979.214801
Surface area
2588668211610054
Volume
8.9616444707334E+21
Space diagonal
35976855.140563
Perimeter
62313741
Area
1.8682103610196E+14
Altitude
17988427.570281
Surface area
1.8682103610196E+14
Volume
1.0561399293064E+21
Height
9791659.7382672