20158855 is an odd 8-digits composite number following 20158854
and preceding 20158856 . In scientific notation, it is written as 2.0158855 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 15178368 positive integers (up to 20158855) that are relatively prime to 20158855.
20158855 has 8 divisors, whose sum is 25613712
The reverse of 20158855 is 55885102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred fifty-eight thousand eight hundred fifty-five
Scientific notation
2.0158855 × 10^7
Engineering notation
2.0158855 × 10^6
Prime Factorization
5 × 17 × 237163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20158855
Product of the distinct prime numbers
The prime factorization of 20158855 is 5 × 17 × 237163.
Since it has a total of 3 prime factors.
1 , 1 , 77 , 34 , 961 , 191 , 9847 , 8934 , 9342 , 42897 , 67095 , 624007 , 2357202 , 1605827 , 26371353 , 82400940 , 172692855 , 35036891 , 1106696414 , 9945380078
n×2
40317710
n×3
60476565
n×4
80635420
n×5
100794275
n÷2
10079427.5
n÷3
6719618.3333333
n÷3
5039713.75
n÷5
4031771
n2
406379434911025
n3
8.1921441033533E+21
n4
1.651442451186E+29
n5
3.3291188914304E+36
2 √n
4489.8613564341
3 √n
272.15853197083
4 √n
67.006427724764
5 √n
28.899689201405
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20158854
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20158855 can be divided by 8 positive divisors.
The sum of these divisors (counting 20158855) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001100110000111
3
Ternary
1101221011202021
4
Quaternary
1030321212013
5
Quinary
20130040410
6
Senary
2000024011
8
Octal
114714607
10
Decimal
20158855
12
Duodecimal
6902007
16
Hexadecimal
1339987
20
Vigesimal
65jh2f
36
Base36
c02o7
md5
905c740fe49840540cac03f541d60c25
sha1
b32c348df24f908307ea5694cf3e1c94ceef1b65
sha256
746b2727b90be5ee4ac8712f4abda2f0c772d21e2c33e71d65a05d745e091097
sha512
eb509e9fe21f5dd6118d4b1017c8b7bc1f29de3e02b2de623bdfb046eadb7f958a5b6687aa46f824994436ec09fd5c702bf972f1960fae516da9eed5c77699dd
ripemd-160
829324f834d506b2f385dc5e7bdaeea6faf7a5c9
Diameter
40317710
Circumference
126661821.54556
Area
1.2766786472864E+15
Volume
3.4315172976325E+22
Surface area
5.1067145891458E+15
Circumference
126661821.54556
Perimeter
80635420
Area
406379434911025
Diagonal
28508926.142913
Surface area
2438276609466150
Volume
8.1921441033533E+21
Space diagonal
34916161.082414
Perimeter
60476565
Area
1.7596745710426E+14
Altitude
17458080.541207
Surface area
1.7596745710426E+14
Volume
9.6545344132308E+20
Height
9502975.3809709