20750855 is an odd 8-digits composite number following 20750854
and preceding 20750856 . In scientific notation, it is written as 2.0750855 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 16600680 positive integers (up to 20750855) that are relatively prime to 20750855.
20750855 has 4 divisors, whose sum is 24901032
The reverse of 20750855 is 55805702
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million seven hundred fifty thousand eight hundred fifty-five
Scientific notation
2.0750855 × 10^7
Engineering notation
2.0750855 × 10^6
Prime Factorization
5 × 4150171
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20750855
Product of the distinct prime numbers
The prime factorization of 20750855 is 5 × 4150171.
Since it has a total of 2 prime factors.
2 , 9 , 73 , 90 , 477 , 487 , 1310 , 6764 , 36540 , 61696 , 985538 , 938675 , 1454646 , 9975491 , 8155022 , 39295999 , 808713468 , 694169043 , 606689815 , 1232154650
n×2
41501710
n×3
62252565
n×4
83003420
n×5
103754275
n÷2
10375427.5
n÷3
6916951.6666667
n÷3
5187713.75
n÷5
4150171
n2
430597983231025
n3
8.9352763133194E+21
n4
1.8541462316263E+29
n5
3.8475119601273E+36
2 √n
4555.3106370477
3 √n
274.79700722141
4 √n
67.493041397226
5 √n
29.067467739792
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
-20750854
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 20750855 can be divided by 4 positive divisors.
The sum of these divisors (counting 20750855) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001010001000000111
3
Ternary
1110001020211012
4
Quaternary
1033022020013
5
Quinary
20303011410
6
Senary
2020432435
8
Octal
117121007
10
Decimal
20750855
12
Duodecimal
6b4871b
16
Hexadecimal
13ca207
20
Vigesimal
69dh2f
36
Base36
ccrgn
md5
125d6655594c8b6fe22f4cec20ad631d
sha1
525758cb408b57d4b505906cb47c1284d83868ab
sha256
693e0feaa745a614bb11bbbdddabd97a7242214aef28c34106ec91ceeee3e800
sha512
cca9b06a103ea0ff055f288a0651877262387774729f8b75ebe6bc5bf020f09f518178fc75ff3c01cc067379cd666e6e462c1948b8903e53ca6edb2b4a567911
ripemd-160
bb35bda9ab5ceb7ea366e8b7b1a8cdcb4584c303
Diameter
41501710
Circumference
130381467.24741
Area
1.3527634607692E+15
Volume
3.7427997898292E+22
Surface area
5.4110538430767E+15
Circumference
130381467.24741
Perimeter
83003420
Area
430597983231025
Diagonal
29346140.571838
Surface area
2583587899386150
Volume
8.9352763133194E+21
Space diagonal
35941535.160495
Perimeter
62252565
Area
1.8645439614821E+14
Altitude
17970767.580247
Surface area
1.8645439614821E+14
Volume
1.053032412154E+21
Height
9782046.8572792