20122855 is an odd 8-digits composite number following 20122854
and preceding 20122856 . In scientific notation, it is written as 2.0122855 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 16098280 positive integers (up to 20122855) that are relatively prime to 20122855.
20122855 has 4 divisors, whose sum is 24147432
The reverse of 20122855 is 55822102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-two thousand eight hundred fifty-five
Scientific notation
2.0122855 × 10^7
Engineering notation
2.0122855 × 10^6
Prime Factorization
5 × 4024571
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20122855
Product of the distinct prime numbers
The prime factorization of 20122855 is 5 × 4024571.
Since it has a total of 2 prime factors.
5 , 3 , 41 , 6 , 237 , 515 , 5374 , 6652 , 89514 , 61415 , 294679 , 475910 , 1244983 , 6822752 , 20925067 , 93301342 , 448463453 , 703089349 , 9261359164 , 1303228244
n×2
40245710
n×3
60368565
n×4
80491420
n×5
100614275
n÷2
10061427.5
n÷3
6707618.3333333
n÷3
5030713.75
n÷5
4024571
n2
404929293351025
n3
8.1483334553551E+21
n4
1.6396773261376E+29
n5
3.2994989080655E+36
2 √n
4485.8505325077
3 √n
271.99642710849
4 √n
66.976492387313
5 √n
28.889359916477
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
-20122854
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 20122855 can be divided by 4 positive divisors.
The sum of these divisors (counting 20122855) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000110011100111
3
Ternary
1101212100100221
4
Quaternary
1030300303213
5
Quinary
20122412410
6
Senary
1555145211
8
Octal
114606347
10
Decimal
20122855
12
Duodecimal
68a5207
16
Hexadecimal
1330ce7
20
Vigesimal
65f72f
36
Base36
bzaw7
md5
34e2a0b40a58511620e79ed1a9aa698a
sha1
5e4fa8c60cc386250d2eabecf1ea19f8d321d0b1
sha256
4082f70ecba279292a21624897f2d8990966833e998c64639fa90d2db8f47429
sha512
dd6a9e76926e32214c6c4161dc16e88bf1acac06bbc3b80324d358b61ba7e5cb084a7707d5d3ff28f60d1f026d8d7e83e71d46cf8cb7547e208e8b84b761197b
ripemd-160
57c4e4dfed3faa1e25b947553a0d8403f824bfd6
Diameter
40245710
Circumference
126435626.87451
Area
1.2721228932149E+15
Volume
3.4131659363125E+22
Surface area
5.0884915728595E+15
Circumference
126435626.87451
Perimeter
80491420
Area
404929293351025
Diagonal
28458014.454667
Surface area
2429575760106150
Volume
8.1483334553551E+21
Space diagonal
34853807.253341
Perimeter
60368565
Area
1.7533952738923E+14
Altitude
17426903.626671
Surface area
1.7533952738923E+14
Volume
9.6029030694181E+20
Height
9486004.8182224