20771749 is an odd 8-digits composite number following 20771748
and preceding 20771750 . In scientific notation, it is written as 2.0771749 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20731360 positive integers (up to 20771749) that are relatively prime to 20771749.
20771749 has 4 divisors, whose sum is 20812140
The reverse of 20771749 is 94717702
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred seventy-one thousand seven hundred forty-nine
Scientific notation
2.0771749 × 10^7
Engineering notation
2.0771749 × 10^6
Prime Factorization
521 × 39869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20771749
Product of the distinct prime numbers
The prime factorization of 20771749 is 521 × 39869.
Since it has a total of 2 prime factors.
4 , 10 , 32 , 59 , 730 , 335 , 7573 , 2489 , 56449 , 68920 , 676346 , 435775 , 8648240 , 110964 , 26160147 , 63682484 , 594951775 , 679969128 , 3353874177 , 3561422471
n×2
41543498
n×3
62315247
n×4
83086996
n×5
103858745
n÷2
10385874.5
n÷3
6923916.3333333
n÷3
5192937.25
n÷5
4154349.8
n2
431465556519001
n3
8.962294242158E+21
n4
1.8616252646225E+29
n5
3.8669212728797E+36
2 √n
4557.6034272411
3 √n
274.88920716007
4 √n
67.510024642575
5 √n
29.07331898022
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20771748
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20771749 can be divided by 4 positive divisors.
The sum of these divisors (counting 20771749) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001111001110100101
3
Ternary
1110002022111001
4
Quaternary
1033033032211
5
Quinary
20304143444
6
Senary
2021113301
8
Octal
117171645
10
Decimal
20771749
12
Duodecimal
6b58831
16
Hexadecimal
13cf3a5
20
Vigesimal
69g979
36
Base36
cd7l1
md5
642b189ca3f8cf3dc3322a056d898f42
sha1
e1e104c43a1e6b27e0ddf061417a985da43a771c
sha256
ff578c106e073bf4a1e9a04f4ccbd78f921d160f26e8caa8426378cb4f492ec9
sha512
3a1d15d43d40127f9f742459c258ce47b969375ddb3aa52af31b47efe4caed7184a06be215f95bd920338f363f9c7d096b36bc9b7bf1bf2aac52d156d359b999
ripemd-160
e7ec65a06ce652d6e1b5363b953b3f1014ac6ed6
Diameter
41543498
Circumference
130512748.12122
Area
1.3554890226371E+15
Volume
3.7541170333965E+22
Surface area
5.4219560905485E+15
Circumference
130512748.12122
Perimeter
83086996
Area
431465556519001
Diagonal
29375689.15001
Surface area
2588793339114006
Volume
8.962294242158E+21
Space diagonal
35977724.630068
Perimeter
62315247
Area
1.8683006640172E+14
Altitude
17988862.315034
Surface area
1.8683006640172E+14
Volume
1.0562165056032E+21
Height
9791896.3833366