20144821 is an odd 8-digits composite number following 20144820
and preceding 20144822 . In scientific notation, it is written as 2.0144821 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 19450144 positive integers (up to 20144821) that are relatively prime to 20144821.
20144821 has 4 divisors, whose sum is 20839500
The reverse of 20144821 is 12844102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred forty-four thousand eight hundred twenty-one
Scientific notation
2.0144821 × 10^7
Engineering notation
2.0144821 × 10^6
Prime Factorization
29 × 694649
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20144821
Product of the distinct prime numbers
The prime factorization of 20144821 is 29 × 694649.
Since it has a total of 2 prime factors.
7 , 4 , 75 , 44 , 452 , 466 , 5374 , 1632 , 66969 , 81064 , 763183 , 652622 , 1487090 , 2642944 , 7378682 , 30938409 , 797784582 , 349490852 , 9346637438 , 6385358013
n×2
40289642
n×3
60434463
n×4
80579284
n×5
100724105
n÷2
10072410.5
n÷3
6714940.3333333
n÷3
5036205.25
n÷5
4028964.2
n2
405813813122041
n3
8.175046624671E+21
n4
1.6468485092065E+29
n5
3.3175468432082E+36
2 √n
4488.2982298417
3 √n
272.09536106297
4 √n
66.99476270457
5 √n
28.895664258261
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
-20144820
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 20144821 can be divided by 4 positive divisors.
The sum of these divisors (counting 20144821) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110110001010110101
3
Ternary
1101220110111111
4
Quaternary
1030312022311
5
Quinary
20124113241
6
Senary
1555435021
8
Octal
114661265
10
Decimal
20144821
12
Duodecimal
68b5a71
16
Hexadecimal
13362b5
20
Vigesimal
65i211
36
Base36
bzrud
md5
d59d6cd481a44bef08ee00ac4e1938e8
sha1
4663ccbd9904aa3a309b44099f887b8f69b7fdac
sha256
99416172fca554679356d3dbba78d05ab257467f7e46cbc7bff9db3b85ac51a1
sha512
ddea25f006e2d12c73dace8efc183400c7ecfacebbc15302c46704d9a277c39c62b3c360f8022842d84ec375b4a4985f44bd5151f23f3178ab55e0d57c2eb4e2
ripemd-160
96e03763bf91755a1002c7168b1c20d47c5bb699
Diameter
40289642
Circumference
126573643.32296
Area
1.2749016940295E+15
Volume
3.4243555225094E+22
Surface area
5.0996067761179E+15
Circumference
126573643.32296
Perimeter
80579284
Area
405813813122041
Diagonal
28489079.069778
Surface area
2434882878732246
Volume
8.175046624671E+21
Space diagonal
34891853.48138
Perimeter
60434463
Area
1.7572253568516E+14
Altitude
17445926.74069
Surface area
1.7572253568516E+14
Volume
9.6343848413684E+20
Height
9496359.6899261