20118855 is an odd 8-digits composite number following 20118854
and preceding 20118856 . In scientific notation, it is written as 2.0118855 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 10730048 positive integers (up to 20118855) that are relatively prime to 20118855.
20118855 has 4 divisors, whose sum is 21460128
The reverse of 20118855 is 55881102
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred eighteen thousand eight hundred fifty-five
Scientific notation
2.0118855 × 10^7
Engineering notation
2.0118855 × 10^6
Prime Factorization
15 × 1341257
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20118855
Product of the distinct prime numbers
The prime factorization of 20118855 is 15 × 1341257.
Since it has a total of 2 prime factors.
3 , 5 , 73 , 44 , 907 , 78 , 6671 , 4862 , 69726 , 24895 , 571568 , 177400 , 1457569 , 9265321 , 59686925 , 51441570 , 448911864 , 269078098 , 7098035577 , 5483201961
n×2
40237710
n×3
60356565
n×4
80475420
n×5
100594275
n÷2
10059427.5
n÷3
6706285
n÷3
5029713.75
n÷5
4023771
n2
404768326511025
n3
8.143475269668E+21
n4
1.6383739814654E+29
n5
3.2962208568874E+36
2 √n
4485.4046640186
3 √n
271.97840352608
4 √n
66.973163759962
5 √n
28.888211305816
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
-20118854
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 20118855 can be divided by 4 positive divisors.
The sum of these divisors (counting 20118855) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101111110101000111
3
Ternary
1101212010212210
4
Quaternary
1030233311013
5
Quinary
20122300410
6
Senary
1555114503
8
Octal
114576507
10
Decimal
20118855
12
Duodecimal
68a2a33
16
Hexadecimal
132fd47
20
Vigesimal
65eh2f
36
Base36
bz7t3
md5
7df3370200c0433a57e90aeb09cdcb6c
sha1
b9323b5c2e22c84efd778ef9487fc770915286a6
sha256
2949f37116c5f25077643866073bb2d7269bdbf03e811d1186a2105effc58a0d
sha512
1ba0098b29b7ecafe3ee565bf398c8490e02e3b0fc05453c63f84b84c03c420ba031fe036fc0c2acd5e4c12434454fbdc73e4b4a7d9c1eb1b6bdda55df3ce842
ripemd-160
4906b4e5c439fce7e29dd7d8aadf6f90525b16b1
Diameter
40237710
Circumference
126410494.13328
Area
1.2716172009729E+15
Volume
3.4111309442505E+22
Surface area
5.0864688038915E+15
Circumference
126410494.13328
Perimeter
80475420
Area
404768326511025
Diagonal
28452357.600418
Surface area
2428609959066150
Volume
8.143475269668E+21
Space diagonal
34846879.050111
Perimeter
60356565
Area
1.7526982670293E+14
Altitude
17423439.525056
Surface area
1.7526982670293E+14
Volume
9.5971776426786E+20
Height
9484119.2001393