20045255 is an odd 8-digits composite number following 20045254
and preceding 20045256 . In scientific notation, it is written as 2.0045255 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 16036200 positive integers (up to 20045255) that are relatively prime to 20045255.
20045255 has 4 divisors, whose sum is 24054312
The reverse of 20045255 is 55254002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million forty-five thousand two hundred fifty-five
Scientific notation
2.0045255 × 10^7
Engineering notation
2.0045255 × 10^6
Prime Factorization
5 × 4009051
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20045255
Product of the distinct prime numbers
The prime factorization of 20045255 is 5 × 4009051.
Since it has a total of 2 prime factors.
5 , 3 , 5 , 49 , 793 , 468 , 4949 , 1405 , 17662 , 72347 , 207122 , 418010 , 2801189 , 8492716 , 9936093 , 2461145 , 35347965 , 670380413 , 5565157745 , 2606314667
n×2
40090510
n×3
60135765
n×4
80181020
n×5
100226275
n÷2
10022627.5
n÷3
6681751.6666667
n÷3
5011313.75
n÷5
4009051
n2
401812248015025
n3
8.0544289735844E+21
n4
1.6145308265489E+29
n5
3.2363682123533E+36
2 √n
4477.1927588613
3 √n
271.64634238072
4 √n
66.911828243303
5 √n
28.867044192329
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
-20045254
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 20045255 can be divided by 4 positive divisors.
The sum of these divisors (counting 20045255) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100011101110111000111
3
Ternary
1101201101220212
4
Quaternary
1030131313013
5
Quinary
20112422010
6
Senary
1553350035
8
Octal
114356707
10
Decimal
20045255
12
Duodecimal
686831b
16
Hexadecimal
131ddc7
20
Vigesimal
655d2f
36
Base36
bxn0n
md5
916ba5fb8fcba9dee4e37b22a872b995
sha1
8762ed7f4d822c46e68a513c28128a8c657f237f
sha256
ee984520b6ebadefa04e905d1a657dca46ca3ceb064e3bed64e48f20de0e58dc
sha512
a23395c0fed7916396924a1c0740a9eedb61eef152217457126eb92a455fb63b643bf37e4e2b10b984d94da1109b26d4258e1e14eb5e1f59834d42acb25970ae
ripemd-160
b5d3c25820998f3be8ef8a63c7f97f111d486ff6
Diameter
40090510
Circumference
125948051.69467
Area
1.2623304064864E+15
Volume
3.3738313189698E+22
Surface area
5.0493216259456E+15
Circumference
125948051.69467
Perimeter
80181020
Area
401812248015025
Diagonal
28348271.482227
Surface area
2410873488090150
Volume
8.0544289735844E+21
Space diagonal
34719400.110674
Perimeter
60135765
Area
1.7398980716637E+14
Altitude
17359700.055337
Surface area
1.7398980716637E+14
Volume
9.4922355763449E+20
Height
9449423.827409