20055985 is an odd 8-digits composite number following 20055984
and preceding 20055986 . In scientific notation, it is written as 2.0055985 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 16044784 positive integers (up to 20055985) that are relatively prime to 20055985.
20055985 has 4 divisors, whose sum is 24067188
The reverse of 20055985 is 58955002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million fifty-five thousand nine hundred eighty-five
Scientific notation
2.0055985 × 10^7
Engineering notation
2.0055985 × 10^6
Prime Factorization
5 × 4011197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20055985
Product of the distinct prime numbers
The prime factorization of 20055985 is 5 × 4011197.
Since it has a total of 2 prime factors.
7 , 4 , 67 , 99 , 706 , 344 , 2573 , 7510 , 41685 , 29727 , 919570 , 160820 , 1693230 , 5122820 , 12221742 , 53635470 , 565550698 , 967678713 , 7064696177 , 7523536748
n×2
40111970
n×3
60167955
n×4
80223940
n×5
100279925
n÷2
10027992.5
n÷3
6685328.3333333
n÷3
5013996.25
n÷5
4011197
n2
402242534320225
n3
8.0673702346884E+21
n4
1.6179905641636E+29
n5
3.2450394485006E+36
2 √n
4478.3908940601
3 √n
271.69480348083
4 √n
66.920780734089
5 √n
28.870133971776
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
-20055984
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 20055985 can be divided by 4 positive divisors.
The sum of these divisors (counting 20055985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100000011110110001
3
Ternary
1101201221122021
4
Quaternary
1030200132301
5
Quinary
20113242420
6
Senary
1553511441
8
Octal
114403661
10
Decimal
20055985
12
Duodecimal
6872581
16
Hexadecimal
13207b1
20
Vigesimal
656jj5
36
Base36
bxvap
md5
9c4505fdb9ba7c80a1ea2c7a39482172
sha1
1b294320e4601263f2aa8edc20db4d071481afe9
sha256
b0654f848dad66ed41f9f222de4e2303dd0f207c6ea3e3de400f0e3474baf23c
sha512
8b18e70a4fde28e5e5ed4068550c8fe0d79eb13c50aad21e3d04a619b1862963d747b04b9400b18e8fb5c76621f2f71ffbb8fa0736ab1f80c6d8e86f01eb82c9
ripemd-160
529e07407abdc4041435f10bcf6e3c3346cb2422
Diameter
40111970
Circumference
126015470.27301
Area
1.2636821907818E+15
Volume
3.3792521417448E+22
Surface area
5.054728763127E+15
Circumference
126015470.27301
Perimeter
80223940
Area
402242534320225
Diagonal
28363445.993751
Surface area
2413455205921350
Volume
8.0673702346884E+21
Space diagonal
34737985.015839
Perimeter
60167955
Area
1.7417612660197E+14
Altitude
17368992.50792
Surface area
1.7417612660197E+14
Volume
9.5074869988178E+20
Height
9454481.9979171